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userns: Convert ubifs to use kuid/kgid

Browse Source 
Cc: Artem Bityutskiy <dedekind1@gmail.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Acked-by: Serge Hallyn <serge.hallyn@canonical.com>
Signed-off-by: Eric W. Biederman <ebiederm@xmission.com>
This commit is contained in:
Eric W. Biederman 2012-02-07 15:50:56 -08:00
parent 61293ee274
commit 39241beb78
7 changed files with 12 additions and 13 deletions
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4
fs/ubifs/budget.c
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@ -272,8 +272,8 @@ long long ubifs_calc_available(const struct ubifs_info *c, int min_idx_lebs)
*/ */
static int can_use_rp(struct ubifs_info *c) static int can_use_rp(struct ubifs_info *c)
{ {
if (current_fsuid() == c->rp_uid || capable(CAP_SYS_RESOURCE) || if (uid_eq(current_fsuid(), c->rp_uid) || capable(CAP_SYS_RESOURCE) ||
(c->rp_gid != 0 && in_group_p(c->rp_gid))) (!gid_eq(c->rp_gid, GLOBAL_ROOT_GID) && in_group_p(c->rp_gid)))
return 1; return 1;
return 0; return 0;
} }

4
fs/ubifs/debug.c
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@ -243,8 +243,8 @@ void ubifs_dump_inode(struct ubifs_info *c, const struct inode *inode)
printk(KERN_ERR "\tsize %llu\n", printk(KERN_ERR "\tsize %llu\n",
(unsigned long long)i_size_read(inode)); (unsigned long long)i_size_read(inode));
printk(KERN_ERR "\tnlink %u\n", inode->i_nlink); printk(KERN_ERR "\tnlink %u\n", inode->i_nlink);
printk(KERN_ERR "\tuid %u\n", (unsigned int)inode->i_uid); printk(KERN_ERR "\tuid %u\n", (unsigned int)i_uid_read(inode));
printk(KERN_ERR "\tgid %u\n", (unsigned int)inode->i_gid); printk(KERN_ERR "\tgid %u\n", (unsigned int)i_gid_read(inode));
printk(KERN_ERR "\tatime %u.%u\n", printk(KERN_ERR "\tatime %u.%u\n",
(unsigned int)inode->i_atime.tv_sec, (unsigned int)inode->i_atime.tv_sec,
(unsigned int)inode->i_atime.tv_nsec); (unsigned int)inode->i_atime.tv_nsec);

4
fs/ubifs/journal.c
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@ -469,8 +469,8 @@ static void pack_inode(struct ubifs_info *c, struct ubifs_ino_node *ino,
ino->ctime_nsec = cpu_to_le32(inode->i_ctime.tv_nsec); ino->ctime_nsec = cpu_to_le32(inode->i_ctime.tv_nsec);
ino->mtime_sec = cpu_to_le64(inode->i_mtime.tv_sec); ino->mtime_sec = cpu_to_le64(inode->i_mtime.tv_sec);
ino->mtime_nsec = cpu_to_le32(inode->i_mtime.tv_nsec); ino->mtime_nsec = cpu_to_le32(inode->i_mtime.tv_nsec);
ino->uid = cpu_to_le32(inode->i_uid); ino->uid = cpu_to_le32(i_uid_read(inode));
ino->gid = cpu_to_le32(inode->i_gid); ino->gid = cpu_to_le32(i_gid_read(inode));
ino->mode = cpu_to_le32(inode->i_mode); ino->mode = cpu_to_le32(inode->i_mode);
ino->flags = cpu_to_le32(ui->flags); ino->flags = cpu_to_le32(ui->flags);
ino->size = cpu_to_le64(ui->ui_size); ino->size = cpu_to_le64(ui->ui_size);

4
fs/ubifs/sb.c
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@ -611,8 +611,8 @@ int ubifs_read_superblock(struct ubifs_info *c)
c->fanout = le32_to_cpu(sup->fanout); c->fanout = le32_to_cpu(sup->fanout);
c->lsave_cnt = le32_to_cpu(sup->lsave_cnt); c->lsave_cnt = le32_to_cpu(sup->lsave_cnt);
c->rp_size = le64_to_cpu(sup->rp_size); c->rp_size = le64_to_cpu(sup->rp_size);
c->rp_uid = le32_to_cpu(sup->rp_uid); c->rp_uid = make_kuid(&init_user_ns, le32_to_cpu(sup->rp_uid));
c->rp_gid = le32_to_cpu(sup->rp_gid); c->rp_gid = make_kgid(&init_user_ns, le32_to_cpu(sup->rp_gid));
sup_flags = le32_to_cpu(sup->flags); sup_flags = le32_to_cpu(sup->flags);
if (!c->mount_opts.override_compr) if (!c->mount_opts.override_compr)
c->default_compr = le16_to_cpu(sup->default_compr); c->default_compr = le16_to_cpu(sup->default_compr);

4
fs/ubifs/super.c
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@ -130,8 +130,8 @@ struct inode *ubifs_iget(struct super_block *sb, unsigned long inum)
inode->i_flags |= (S_NOCMTIME | S_NOATIME); inode->i_flags |= (S_NOCMTIME | S_NOATIME);
set_nlink(inode, le32_to_cpu(ino->nlink)); set_nlink(inode, le32_to_cpu(ino->nlink));
inode->i_uid = le32_to_cpu(ino->uid); i_uid_write(inode, le32_to_cpu(ino->uid));
inode->i_gid = le32_to_cpu(ino->gid); i_gid_write(inode, le32_to_cpu(ino->gid));
inode->i_atime.tv_sec = (int64_t)le64_to_cpu(ino->atime_sec); inode->i_atime.tv_sec = (int64_t)le64_to_cpu(ino->atime_sec);
inode->i_atime.tv_nsec = le32_to_cpu(ino->atime_nsec); inode->i_atime.tv_nsec = le32_to_cpu(ino->atime_nsec);
inode->i_mtime.tv_sec = (int64_t)le64_to_cpu(ino->mtime_sec); inode->i_mtime.tv_sec = (int64_t)le64_to_cpu(ino->mtime_sec);

4
fs/ubifs/ubifs.h
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@ -1426,8 +1426,8 @@ struct ubifs_info {
long long rp_size; long long rp_size;
long long report_rp_size; long long report_rp_size;
uid_t rp_uid; kuid_t rp_uid;
gid_t rp_gid; kgid_t rp_gid;
/* The below fields are used only during mounting and re-mounting */ /* The below fields are used only during mounting and re-mounting */
unsigned int empty:1; unsigned int empty:1;

1
init/Kconfig
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@ -939,7 +939,6 @@ config UIDGID_CONVERTED
depends on NFSD = n depends on NFSD = n
depends on NFS_FS = n depends on NFS_FS = n
depends on OCFS2_FS = n depends on OCFS2_FS = n
depends on UBIFS_FS = n
depends on UDF_FS = n depends on UDF_FS = n
depends on UFS_FS = n depends on UFS_FS = n
depends on XFS_FS = n depends on XFS_FS = n