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[CIFS] whitespace cleanup

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Various coding style problems found by running fs/cifs
against the new checkpatch.pl script.  Since there
were too many to fit in one patch.  Updated the first
four files.

Signed-off-by: Steve French <sfrench@us.ibm.com>
This commit is contained in:
Steve French 2007-06-05 18:30:44 +00:00
parent e6985c7f68
commit 5fdae1f681
4 changed files with 124 additions and 125 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

172
fs/cifs/dir.c
View File

@ -2,7 +2,7 @@
* fs/cifs/dir.c
*
* vfs operations that deal with dentries
*
*
* Copyright (C) International Business Machines Corp., 2002,2005
* Author(s): Steve French (sfrench@us.ibm.com)
*
@ -34,11 +34,12 @@
static void
renew_parental_timestamps(struct dentry *direntry)
{
/* BB check if there is a way to get the kernel to do this or if we really need this */
/* BB check if there is a way to get the kernel to do this or if we
really need this */
do {
direntry->d_time = jiffies;
direntry = direntry->d_parent;
} while (!IS_ROOT(direntry));
} while (!IS_ROOT(direntry));
}
/* Note: caller must free return buffer */
@ -51,7 +52,7 @@ build_path_from_dentry(struct dentry *direntry)
char *full_path;
char dirsep;
if(direntry == NULL)
if (direntry == NULL)
return NULL; /* not much we can do if dentry is freed and
we need to reopen the file after it was closed implicitly
when the server crashed */
@ -59,18 +60,18 @@ build_path_from_dentry(struct dentry *direntry)
dirsep = CIFS_DIR_SEP(CIFS_SB(direntry->d_sb));
pplen = CIFS_SB(direntry->d_sb)->prepathlen;
cifs_bp_rename_retry:
namelen = pplen;
namelen = pplen;
for (temp = direntry; !IS_ROOT(temp);) {
namelen += (1 + temp->d_name.len);
temp = temp->d_parent;
if(temp == NULL) {
cERROR(1,("corrupt dentry"));
if (temp == NULL) {
cERROR(1, ("corrupt dentry"));
return NULL;
}
}
full_path = kmalloc(namelen+1, GFP_KERNEL);
if(full_path == NULL)
if (full_path == NULL)
return full_path;
full_path[namelen] = 0; /* trailing null */
for (temp = direntry; !IS_ROOT(temp);) {
@ -84,8 +85,8 @@ cifs_bp_rename_retry:
cFYI(0, ("name: %s", full_path + namelen));
}
temp = temp->d_parent;
if(temp == NULL) {
cERROR(1,("corrupt dentry"));
if (temp == NULL) {
cERROR(1, ("corrupt dentry"));
kfree(full_path);
return NULL;
}
@ -94,7 +95,7 @@ cifs_bp_rename_retry:
cERROR(1,
("did not end path lookup where expected namelen is %d",
namelen));
/* presumably this is only possible if racing with a rename
/* presumably this is only possible if racing with a rename
of one of the parent directories (we can not lock the dentries
above us to prevent this, but retrying should be harmless) */
kfree(full_path);
@ -106,7 +107,7 @@ cifs_bp_rename_retry:
since the '\' is a valid posix character so we can not switch
those safely to '/' if any are found in the middle of the prepath */
/* BB test paths to Windows with '/' in the midst of prepath */
strncpy(full_path,CIFS_SB(direntry->d_sb)->prepath,pplen);
strncpy(full_path, CIFS_SB(direntry->d_sb)->prepath, pplen);
return full_path;
}
@ -147,12 +148,12 @@ cifs_create(struct inode *inode, struct dentry *direntry, int mode,
pTcon = cifs_sb->tcon;
full_path = build_path_from_dentry(direntry);
if(full_path == NULL) {
if (full_path == NULL) {
FreeXid(xid);
return -ENOMEM;
}
if(nd && (nd->flags & LOOKUP_OPEN)) {
if (nd && (nd->flags & LOOKUP_OPEN)) {
int oflags = nd->intent.open.flags;
desiredAccess = 0;
@ -164,28 +165,29 @@ cifs_create(struct inode *inode, struct dentry *direntry, int mode,
write_only = TRUE;
}
if((oflags & (O_CREAT | O_EXCL)) == (O_CREAT | O_EXCL))
if ((oflags & (O_CREAT | O_EXCL)) == (O_CREAT | O_EXCL))
disposition = FILE_CREATE;
else if((oflags & (O_CREAT | O_TRUNC)) == (O_CREAT | O_TRUNC))
else if ((oflags & (O_CREAT | O_TRUNC)) == (O_CREAT | O_TRUNC))
disposition = FILE_OVERWRITE_IF;
else if((oflags & O_CREAT) == O_CREAT)
else if ((oflags & O_CREAT) == O_CREAT)
disposition = FILE_OPEN_IF;
else {
cFYI(1,("Create flag not set in create function"));
cFYI(1, ("Create flag not set in create function"));
}
}
/* BB add processing to set equivalent of mode - e.g. via CreateX with ACLs */
/* BB add processing to set equivalent of mode - e.g. via CreateX with
ACLs */
if (oplockEnabled)
oplock = REQ_OPLOCK;
buf = kmalloc(sizeof(FILE_ALL_INFO),GFP_KERNEL);
if(buf == NULL) {
buf = kmalloc(sizeof(FILE_ALL_INFO), GFP_KERNEL);
if (buf == NULL) {
kfree(full_path);
FreeXid(xid);
return -ENOMEM;
}
if (cifs_sb->tcon->ses->capabilities & CAP_NT_SMBS)
if (cifs_sb->tcon->ses->capabilities & CAP_NT_SMBS)
rc = CIFSSMBOpen(xid, pTcon, full_path, disposition,
desiredAccess, CREATE_NOT_DIR,
&fileHandle, &oplock, buf, cifs_sb->local_nls,
@ -193,13 +195,13 @@ cifs_create(struct inode *inode, struct dentry *direntry, int mode,
else
rc = -EIO; /* no NT SMB support fall into legacy open below */
if(rc == -EIO) {
if (rc == -EIO) {
/* old server, retry the open legacy style */
rc = SMBLegacyOpen(xid, pTcon, full_path, disposition,
desiredAccess, CREATE_NOT_DIR,
&fileHandle, &oplock, buf, cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR);
}
}
if (rc) {
cFYI(1, ("cifs_create returned 0x%x", rc));
} else {
@ -207,13 +209,13 @@ cifs_create(struct inode *inode, struct dentry *direntry, int mode,
then we now have to set the mode if possible */
if ((cifs_sb->tcon->ses->capabilities & CAP_UNIX) &&
(oplock & CIFS_CREATE_ACTION))
if(cifs_sb->mnt_cifs_flags & CIFS_MOUNT_SET_UID) {
if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_SET_UID) {
CIFSSMBUnixSetPerms(xid, pTcon, full_path, mode,
(__u64)current->fsuid,
(__u64)current->fsgid,
0 /* dev */,
cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags &
cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags &
CIFS_MOUNT_MAP_SPECIAL_CHR);
} else {
CIFSSMBUnixSetPerms(xid, pTcon, full_path, mode,
@ -221,26 +223,28 @@ cifs_create(struct inode *inode, struct dentry *direntry, int mode,
(__u64)-1,
0 /* dev */,
cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags &
cifs_sb->mnt_cifs_flags &
CIFS_MOUNT_MAP_SPECIAL_CHR);
}
else {
/* BB implement mode setting via Windows security descriptors */
/* eg CIFSSMBWinSetPerms(xid,pTcon,full_path,mode,-1,-1,local_nls);*/
/* could set r/o dos attribute if mode & 0222 == 0 */
/* BB implement mode setting via Windows security
descriptors e.g. */
/* CIFSSMBWinSetPerms(xid,pTcon,path,mode,-1,-1,nls);*/
/* Could set r/o dos attribute if mode & 0222 == 0 */
}
/* BB server might mask mode so we have to query for Unix case*/
if (pTcon->ses->capabilities & CAP_UNIX)
rc = cifs_get_inode_info_unix(&newinode, full_path,
inode->i_sb,xid);
inode->i_sb, xid);
else {
rc = cifs_get_inode_info(&newinode, full_path,
buf, inode->i_sb,xid);
if(newinode) {
buf, inode->i_sb, xid);
if (newinode) {
newinode->i_mode = mode;
if((oplock & CIFS_CREATE_ACTION) &&
(cifs_sb->mnt_cifs_flags &
if ((oplock & CIFS_CREATE_ACTION) &&
(cifs_sb->mnt_cifs_flags &
CIFS_MOUNT_SET_UID)) {
newinode->i_uid = current->fsuid;
newinode->i_gid = current->fsgid;
@ -259,14 +263,14 @@ cifs_create(struct inode *inode, struct dentry *direntry, int mode,
direntry->d_op = &cifs_dentry_ops;
d_instantiate(direntry, newinode);
}
if((nd->flags & LOOKUP_OPEN) == FALSE) {
if ((nd->flags & LOOKUP_OPEN) == FALSE) {
/* mknod case - do not leave file open */
CIFSSMBClose(xid, pTcon, fileHandle);
} else if(newinode) {
} else if (newinode) {
pCifsFile =
kzalloc(sizeof (struct cifsFileInfo), GFP_KERNEL);
if(pCifsFile == NULL)
if (pCifsFile == NULL)
goto cifs_create_out;
pCifsFile->netfid = fileHandle;
pCifsFile->pid = current->tgid;
@ -276,33 +280,33 @@ cifs_create(struct inode *inode, struct dentry *direntry, int mode,
init_MUTEX(&pCifsFile->fh_sem);
mutex_init(&pCifsFile->lock_mutex);
INIT_LIST_HEAD(&pCifsFile->llist);
atomic_set(&pCifsFile->wrtPending,0);
atomic_set(&pCifsFile->wrtPending, 0);
/* set the following in open now
/* set the following in open now
pCifsFile->pfile = file; */
write_lock(&GlobalSMBSeslock);
list_add(&pCifsFile->tlist,&pTcon->openFileList);
list_add(&pCifsFile->tlist, &pTcon->openFileList);
pCifsInode = CIFS_I(newinode);
if(pCifsInode) {
if (pCifsInode) {
/* if readable file instance put first in list*/
if (write_only == TRUE) {
list_add_tail(&pCifsFile->flist,
list_add_tail(&pCifsFile->flist,
&pCifsInode->openFileList);
} else {
list_add(&pCifsFile->flist,
&pCifsInode->openFileList);
}
if((oplock & 0xF) == OPLOCK_EXCLUSIVE) {
if ((oplock & 0xF) == OPLOCK_EXCLUSIVE) {
pCifsInode->clientCanCacheAll = TRUE;
pCifsInode->clientCanCacheRead = TRUE;
cFYI(1,("Exclusive Oplock for inode %p",
newinode));
} else if((oplock & 0xF) == OPLOCK_READ)
} else if ((oplock & 0xF) == OPLOCK_READ)
pCifsInode->clientCanCacheRead = TRUE;
}
write_unlock(&GlobalSMBSeslock);
}
}
}
cifs_create_out:
kfree(buf);
kfree(full_path);
@ -310,8 +314,8 @@ cifs_create_out:
return rc;
}
int cifs_mknod(struct inode *inode, struct dentry *direntry, int mode,
dev_t device_number)
int cifs_mknod(struct inode *inode, struct dentry *direntry, int mode,
dev_t device_number)
{
int rc = -EPERM;
int xid;
@ -329,43 +333,44 @@ int cifs_mknod(struct inode *inode, struct dentry *direntry, int mode,
pTcon = cifs_sb->tcon;
full_path = build_path_from_dentry(direntry);
if(full_path == NULL)
if (full_path == NULL)
rc = -ENOMEM;
else if (pTcon->ses->capabilities & CAP_UNIX) {
if(cifs_sb->mnt_cifs_flags & CIFS_MOUNT_SET_UID) {
if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_SET_UID) {
rc = CIFSSMBUnixSetPerms(xid, pTcon, full_path,
mode,(__u64)current->fsuid,(__u64)current->fsgid,
mode, (__u64)current->fsuid,
(__u64)current->fsgid,
device_number, cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags &
cifs_sb->mnt_cifs_flags &
CIFS_MOUNT_MAP_SPECIAL_CHR);
} else {
rc = CIFSSMBUnixSetPerms(xid, pTcon,
full_path, mode, (__u64)-1, (__u64)-1,
device_number, cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags &
cifs_sb->mnt_cifs_flags &
CIFS_MOUNT_MAP_SPECIAL_CHR);
}
if(!rc) {
if (!rc) {
rc = cifs_get_inode_info_unix(&newinode, full_path,
inode->i_sb,xid);
inode->i_sb, xid);
if (pTcon->nocase)
direntry->d_op = &cifs_ci_dentry_ops;
else
direntry->d_op = &cifs_dentry_ops;
if(rc == 0)
if (rc == 0)
d_instantiate(direntry, newinode);
}
} else {
if(cifs_sb->mnt_cifs_flags & CIFS_MOUNT_UNX_EMUL) {
if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_UNX_EMUL) {
int oplock = 0;
u16 fileHandle;
FILE_ALL_INFO * buf;
cFYI(1,("sfu compat create special file"));
cFYI(1, ("sfu compat create special file"));
buf = kmalloc(sizeof(FILE_ALL_INFO),GFP_KERNEL);
if(buf == NULL) {
buf = kmalloc(sizeof(FILE_ALL_INFO), GFP_KERNEL);
if (buf == NULL) {
kfree(full_path);
FreeXid(xid);
return -ENOMEM;
@ -373,39 +378,38 @@ int cifs_mknod(struct inode *inode, struct dentry *direntry, int mode,
rc = CIFSSMBOpen(xid, pTcon, full_path,
FILE_CREATE, /* fail if exists */
GENERIC_WRITE /* BB would
GENERIC_WRITE /* BB would
WRITE_OWNER | WRITE_DAC be better? */,
/* Create a file and set the
file attribute to SYSTEM */
CREATE_NOT_DIR | CREATE_OPTION_SPECIAL,
&fileHandle, &oplock, buf,
cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags &
cifs_sb->mnt_cifs_flags &
CIFS_MOUNT_MAP_SPECIAL_CHR);
/* BB FIXME - add handling for backlevel servers
which need legacy open and check for all
calls to SMBOpen for fallback to
SMBLeagcyOpen */
if(!rc) {
calls to SMBOpen for fallback to SMBLeagcyOpen */
if (!rc) {
/* BB Do not bother to decode buf since no
local inode yet to put timestamps in,
but we can reuse it safely */
int bytes_written;
struct win_dev *pdev;
pdev = (struct win_dev *)buf;
if(S_ISCHR(mode)) {
if (S_ISCHR(mode)) {
memcpy(pdev->type, "IntxCHR", 8);
pdev->major =
cpu_to_le64(MAJOR(device_number));
pdev->minor =
pdev->minor =
cpu_to_le64(MINOR(device_number));
rc = CIFSSMBWrite(xid, pTcon,
fileHandle,
sizeof(struct win_dev),
0, &bytes_written, (char *)pdev,
NULL, 0);
} else if(S_ISBLK(mode)) {
} else if (S_ISBLK(mode)) {
memcpy(pdev->type, "IntxBLK", 8);
pdev->major =
cpu_to_le64(MAJOR(device_number));
@ -432,7 +436,8 @@ int cifs_mknod(struct inode *inode, struct dentry *direntry, int mode,
struct dentry *
cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry, struct nameidata *nd)
cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry,
struct nameidata *nd)
{
int xid;
int rc = 0; /* to get around spurious gcc warning, set to zero here */
@ -447,8 +452,6 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry, struct name
(" parent inode = 0x%p name is: %s and dentry = 0x%p",
parent_dir_inode, direntry->d_name.name, direntry));
/* BB Add check of incoming data - e.g. frame not longer than maximum SMB - let server check the namelen BB */
/* check whether path exists */
cifs_sb = CIFS_SB(parent_dir_inode->i_sb);
@ -472,7 +475,7 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry, struct name
deadlock in the cases (beginning of sys_rename itself)
in which we already have the sb rename sem */
full_path = build_path_from_dentry(direntry);
if(full_path == NULL) {
if (full_path == NULL) {
FreeXid(xid);
return ERR_PTR(-ENOMEM);
}
@ -487,10 +490,10 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry, struct name
if (pTcon->ses->capabilities & CAP_UNIX)
rc = cifs_get_inode_info_unix(&newInode, full_path,
parent_dir_inode->i_sb,xid);
parent_dir_inode->i_sb, xid);
else
rc = cifs_get_inode_info(&newInode, full_path, NULL,
parent_dir_inode->i_sb,xid);
parent_dir_inode->i_sb, xid);
if ((rc == 0) && (newInode != NULL)) {
if (pTcon->nocase)
@ -499,7 +502,7 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry, struct name
direntry->d_op = &cifs_dentry_ops;
d_add(direntry, newInode);
/* since paths are not looked up by component - the parent
/* since paths are not looked up by component - the parent
directories are presumed to be good here */
renew_parental_timestamps(direntry);
@ -511,13 +514,13 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry, struct name
else
direntry->d_op = &cifs_dentry_ops;
d_add(direntry, NULL);
/* if it was once a directory (but how can we tell?) we could do
shrink_dcache_parent(direntry); */
/* if it was once a directory (but how can we tell?) we could do
shrink_dcache_parent(direntry); */
} else {
cERROR(1,("Error 0x%x on cifs_get_inode_info in lookup of %s",
rc,full_path));
/* BB special case check for Access Denied - watch security
exposure of returning dir info implicitly via different rc
rc, full_path));
/* BB special case check for Access Denied - watch security
exposure of returning dir info implicitly via different rc
if file exists or not but no access BB */
}
@ -538,11 +541,11 @@ cifs_d_revalidate(struct dentry *direntry, struct nameidata *nd)
} else {
cFYI(1, ("neg dentry 0x%p name = %s",
direntry, direntry->d_name.name));
if(time_after(jiffies, direntry->d_time + HZ) ||
if (time_after(jiffies, direntry->d_time + HZ) ||
!lookupCacheEnabled) {
d_drop(direntry);
isValid = 0;
}
}
}
return isValid;
@ -559,8 +562,7 @@ cifs_d_revalidate(struct dentry *direntry, struct nameidata *nd)
struct dentry_operations cifs_dentry_ops = {
.d_revalidate = cifs_d_revalidate,
/* d_delete: cifs_d_delete, *//* not needed except for debugging */
/* no need for d_hash, d_compare, d_release, d_iput ... yet. BB confirm this BB */
/* d_delete: cifs_d_delete, */ /* not needed except for debugging */
};
static int cifs_ci_hash(struct dentry *dentry, struct qstr *q)

46
fs/cifs/fcntl.c
View File

@ -2,7 +2,7 @@
* fs/cifs/fcntl.c
*
* vfs operations that deal with the file control API
*
*
* Copyright (C) International Business Machines Corp., 2003,2004
* Author(s): Steve French (sfrench@us.ibm.com)
*
@ -35,35 +35,34 @@ static __u32 convert_to_cifs_notify_flags(unsigned long fcntl_notify_flags)
/* No way on Linux VFS to ask to monitor xattr
changes (and no stream support either */
if(fcntl_notify_flags & DN_ACCESS) {
if (fcntl_notify_flags & DN_ACCESS) {
cifs_ntfy_flags |= FILE_NOTIFY_CHANGE_LAST_ACCESS;
}
if(fcntl_notify_flags & DN_MODIFY) {
if (fcntl_notify_flags & DN_MODIFY) {
/* What does this mean on directories? */
cifs_ntfy_flags |= FILE_NOTIFY_CHANGE_LAST_WRITE |
FILE_NOTIFY_CHANGE_SIZE;
}
if(fcntl_notify_flags & DN_CREATE) {
cifs_ntfy_flags |= FILE_NOTIFY_CHANGE_CREATION |
if (fcntl_notify_flags & DN_CREATE) {
cifs_ntfy_flags |= FILE_NOTIFY_CHANGE_CREATION |
FILE_NOTIFY_CHANGE_LAST_WRITE;
}
if(fcntl_notify_flags & DN_DELETE) {
if (fcntl_notify_flags & DN_DELETE) {
cifs_ntfy_flags |= FILE_NOTIFY_CHANGE_LAST_WRITE;
}
if(fcntl_notify_flags & DN_RENAME) {
if (fcntl_notify_flags & DN_RENAME) {
/* BB review this - checking various server behaviors */
cifs_ntfy_flags |= FILE_NOTIFY_CHANGE_DIR_NAME |
cifs_ntfy_flags |= FILE_NOTIFY_CHANGE_DIR_NAME |
FILE_NOTIFY_CHANGE_FILE_NAME;
}
if(fcntl_notify_flags & DN_ATTRIB) {
cifs_ntfy_flags |= FILE_NOTIFY_CHANGE_SECURITY |
if (fcntl_notify_flags & DN_ATTRIB) {
cifs_ntfy_flags |= FILE_NOTIFY_CHANGE_SECURITY |
FILE_NOTIFY_CHANGE_ATTRIBUTES;
}
/* if(fcntl_notify_flags & DN_MULTISHOT) {
/* if (fcntl_notify_flags & DN_MULTISHOT) {
cifs_ntfy_flags |= ;
} */ /* BB fixme - not sure how to handle this with CIFS yet */
return cifs_ntfy_flags;
}
@ -78,8 +77,7 @@ int cifs_dir_notify(struct file * file, unsigned long arg)
__u32 filter = FILE_NOTIFY_CHANGE_NAME | FILE_NOTIFY_CHANGE_ATTRIBUTES;
__u16 netfid;
if(experimEnabled == 0)
if (experimEnabled == 0)
return 0;
xid = GetXid();
@ -88,21 +86,21 @@ int cifs_dir_notify(struct file * file, unsigned long arg)
full_path = build_path_from_dentry(file->f_path.dentry);
if(full_path == NULL) {
if (full_path == NULL) {
rc = -ENOMEM;
} else {
cFYI(1,("dir notify on file %s Arg 0x%lx",full_path,arg));
rc = CIFSSMBOpen(xid, pTcon, full_path, FILE_OPEN,
cFYI(1, ("dir notify on file %s Arg 0x%lx", full_path, arg));
rc = CIFSSMBOpen(xid, pTcon, full_path, FILE_OPEN,
GENERIC_READ | SYNCHRONIZE, 0 /* create options */,
&netfid, &oplock,NULL, cifs_sb->local_nls,
&netfid, &oplock, NULL, cifs_sb->local_nls,
cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR);
/* BB fixme - add this handle to a notify handle list */
if(rc) {
cFYI(1,("Could not open directory for notify"));
if (rc) {
cFYI(1, ("Could not open directory for notify"));
} else {
filter = convert_to_cifs_notify_flags(arg);
if(filter != 0) {
rc = CIFSSMBNotify(xid, pTcon,
if (filter != 0) {
rc = CIFSSMBNotify(xid, pTcon,
0 /* no subdirs */, netfid,
filter, file, arg & DN_MULTISHOT,
cifs_sb->local_nls);
@ -113,10 +111,10 @@ int cifs_dir_notify(struct file * file, unsigned long arg)
it would close automatically but may be a way
to do it easily when inode freed or when
notify info is cleared/changed */
cFYI(1,("notify rc %d",rc));
cFYI(1, ("notify rc %d", rc));
}
}
FreeXid(xid);
return rc;
}

29
fs/cifs/ioctl.c
View File

@ -30,7 +30,7 @@
#define CIFS_IOC_CHECKUMOUNT _IO(0xCF, 2)
int cifs_ioctl (struct inode * inode, struct file * filep,
int cifs_ioctl (struct inode * inode, struct file * filep,
unsigned int command, unsigned long arg)
{
int rc = -ENOTTY; /* strange error - but the precedent */
@ -47,13 +47,13 @@ int cifs_ioctl (struct inode * inode, struct file * filep,
xid = GetXid();
cFYI(1,("ioctl file %p cmd %u arg %lu",filep,command,arg));
cFYI(1, ("ioctl file %p cmd %u arg %lu", filep, command, arg));
cifs_sb = CIFS_SB(inode->i_sb);
#ifdef CONFIG_CIFS_POSIX
tcon = cifs_sb->tcon;
if(tcon)
if (tcon)
caps = le64_to_cpu(tcon->fsUnixInfo.Capability);
else {
rc = -EIO;
@ -62,24 +62,24 @@ int cifs_ioctl (struct inode * inode, struct file * filep,
}
#endif /* CONFIG_CIFS_POSIX */
switch(command) {
switch (command) {
case CIFS_IOC_CHECKUMOUNT:
cFYI(1,("User unmount attempted"));
if(cifs_sb->mnt_uid == current->uid)
cFYI(1, ("User unmount attempted"));
if (cifs_sb->mnt_uid == current->uid)
rc = 0;
else {
rc = -EACCES;
cFYI(1,("uids do not match"));
cFYI(1, ("uids do not match"));
}
break;
#ifdef CONFIG_CIFS_POSIX
case FS_IOC_GETFLAGS:
if(CIFS_UNIX_EXTATTR_CAP & caps) {
if (CIFS_UNIX_EXTATTR_CAP & caps) {
if (pSMBFile == NULL)
break;
rc = CIFSGetExtAttr(xid, tcon, pSMBFile->netfid,
&ExtAttrBits, &ExtAttrMask);
if(rc == 0)
if (rc == 0)
rc = put_user(ExtAttrBits &
FS_FL_USER_VISIBLE,
(int __user *)arg);
@ -87,8 +87,8 @@ int cifs_ioctl (struct inode * inode, struct file * filep,
break;
case FS_IOC_SETFLAGS:
if(CIFS_UNIX_EXTATTR_CAP & caps) {
if(get_user(ExtAttrBits,(int __user *)arg)) {
if (CIFS_UNIX_EXTATTR_CAP & caps) {
if (get_user(ExtAttrBits, (int __user *)arg)) {
rc = -EFAULT;
break;
}
@ -96,16 +96,15 @@ int cifs_ioctl (struct inode * inode, struct file * filep,
break;
/* rc= CIFSGetExtAttr(xid,tcon,pSMBFile->netfid,
extAttrBits, &ExtAttrMask);*/
}
cFYI(1,("set flags not implemented yet"));
cFYI(1, ("set flags not implemented yet"));
break;
#endif /* CONFIG_CIFS_POSIX */
default:
cFYI(1,("unsupported ioctl"));
cFYI(1, ("unsupported ioctl"));
break;
}
FreeXid(xid);
return rc;
}
}

2
fs/cifs/rfc1002pdu.h
View File

@ -18,7 +18,7 @@
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/* NB: unlike smb/cifs packets, the RFC1002 structures are big endian */