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Merge git://git.samba.org/sfrench/cifs-2.6

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Pull CIFS fixes from Steve French.

* git://git.samba.org/sfrench/cifs-2.6:
  Fix number parsing in cifs_parse_mount_options
  Cleanup handling of NULL value passed for a mount option
This commit is contained in:
Linus Torvalds 2012-04-17 09:19:29 -07:00
commit bc0cf58ec7
1 changed files with 20 additions and 62 deletions
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82
fs/cifs/connect.c
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@ -109,6 +109,8 @@ enum {
/* Options which could be blank */
Opt_blank_pass,
Opt_blank_user,
Opt_blank_ip,
Opt_err
};
@ -183,11 +185,15 @@ static const match_table_t cifs_mount_option_tokens = {
{ Opt_wsize, "wsize=%s" },
{ Opt_actimeo, "actimeo=%s" },
{ Opt_blank_user, "user=" },
{ Opt_blank_user, "username=" },
{ Opt_user, "user=%s" },
{ Opt_user, "username=%s" },
{ Opt_blank_pass, "pass=" },
{ Opt_pass, "pass=%s" },
{ Opt_pass, "password=%s" },
{ Opt_blank_ip, "ip=" },
{ Opt_blank_ip, "addr=" },
{ Opt_ip, "ip=%s" },
{ Opt_ip, "addr=%s" },
{ Opt_unc, "unc=%s" },
@ -1117,7 +1123,7 @@ static int get_option_ul(substring_t args[], unsigned long *option)
string = match_strdup(args);
if (string == NULL)
return -ENOMEM;
rc = kstrtoul(string, 10, option);
rc = kstrtoul(string, 0, option);
kfree(string);
return rc;
@ -1534,15 +1540,17 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
/* String Arguments */
case Opt_blank_user:
/* null user, ie. anonymous authentication */
vol->nullauth = 1;
vol->username = NULL;
break;
case Opt_user:
string = match_strdup(args);
if (string == NULL)
goto out_nomem;
if (!*string) {
/* null user, ie. anonymous authentication */
vol->nullauth = 1;
} else if (strnlen(string, MAX_USERNAME_SIZE) >
if (strnlen(string, MAX_USERNAME_SIZE) >
MAX_USERNAME_SIZE) {
printk(KERN_WARNING "CIFS: username too long\n");
goto cifs_parse_mount_err;
@ -1611,14 +1619,15 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
}
vol->password[j] = '\0';
break;
case Opt_blank_ip:
vol->UNCip = NULL;
break;
case Opt_ip:
string = match_strdup(args);
if (string == NULL)
goto out_nomem;
if (!*string) {
vol->UNCip = NULL;
} else if (strnlen(string, INET6_ADDRSTRLEN) >
if (strnlen(string, INET6_ADDRSTRLEN) >
INET6_ADDRSTRLEN) {
printk(KERN_WARNING "CIFS: ip address "
"too long\n");
@ -1636,12 +1645,6 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
if (string == NULL)
goto out_nomem;
if (!*string) {
printk(KERN_WARNING "CIFS: invalid path to "
"network resource\n");
goto cifs_parse_mount_err;
}
temp_len = strnlen(string, 300);
if (temp_len == 300) {
printk(KERN_WARNING "CIFS: UNC name too long\n");
@ -1670,11 +1673,7 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
if (string == NULL)
goto out_nomem;
if (!*string) {
printk(KERN_WARNING "CIFS: invalid domain"
" name\n");
goto cifs_parse_mount_err;
} else if (strnlen(string, 256) == 256) {
if (strnlen(string, 256) == 256) {
printk(KERN_WARNING "CIFS: domain name too"
" long\n");
goto cifs_parse_mount_err;
@ -1693,11 +1692,7 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
if (string == NULL)
goto out_nomem;
if (!*string) {
printk(KERN_WARNING "CIFS: srcaddr value not"
" specified\n");
goto cifs_parse_mount_err;
} else if (!cifs_convert_address(
if (!cifs_convert_address(
(struct sockaddr *)&vol->srcaddr,
string, strlen(string))) {
printk(KERN_WARNING "CIFS: Could not parse"
@ -1710,11 +1705,6 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
if (string == NULL)
goto out_nomem;
if (!*string) {
printk(KERN_WARNING "CIFS: Invalid path"
" prefix\n");
goto cifs_parse_mount_err;
}
temp_len = strnlen(string, 1024);
if (string[0] != '/')
temp_len++; /* missing leading slash */
@ -1742,11 +1732,7 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
if (string == NULL)
goto out_nomem;
if (!*string) {
printk(KERN_WARNING "CIFS: Invalid iocharset"
" specified\n");
goto cifs_parse_mount_err;
} else if (strnlen(string, 1024) >= 65) {
if (strnlen(string, 1024) >= 65) {
printk(KERN_WARNING "CIFS: iocharset name "
"too long.\n");
goto cifs_parse_mount_err;
@ -1771,11 +1757,6 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
if (string == NULL)
goto out_nomem;
if (!*string) {
printk(KERN_WARNING "CIFS: No socket option"
" specified\n");
goto cifs_parse_mount_err;
}
if (strnicmp(string, "TCP_NODELAY", 11) == 0)
vol->sockopt_tcp_nodelay = 1;
break;
@ -1784,12 +1765,6 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
if (string == NULL)
goto out_nomem;
if (!*string) {
printk(KERN_WARNING "CIFS: Invalid (empty)"
" netbiosname\n");
break;
}
memset(vol->source_rfc1001_name, 0x20,
RFC1001_NAME_LEN);
/*
@ -1817,11 +1792,6 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
if (string == NULL)
goto out_nomem;
if (!*string) {
printk(KERN_WARNING "CIFS: Empty server"
" netbiosname specified\n");
break;
}
/* last byte, type, is 0x20 for servr type */
memset(vol->target_rfc1001_name, 0x20,
RFC1001_NAME_LEN_WITH_NULL);
@ -1848,12 +1818,6 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
if (string == NULL)
goto out_nomem;
if (!*string) {
cERROR(1, "no protocol version specified"
" after vers= mount option");
goto cifs_parse_mount_err;
}
if (strnicmp(string, "cifs", 4) == 0 ||
strnicmp(string, "1", 1) == 0) {
/* This is the default */
@ -1868,12 +1832,6 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
if (string == NULL)
goto out_nomem;
if (!*string) {
printk(KERN_WARNING "CIFS: no security flavor"
" specified\n");
break;
}
if (cifs_parse_security_flavors(string, vol) != 0)
goto cifs_parse_mount_err;
break;