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Diffstat (limited to 'fs/nfs/super.c')
-rw-r--r--fs/nfs/super.c142
1 files changed, 108 insertions, 34 deletions
diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index a2b2805caf9d..b798ed1bd36d 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -139,22 +139,22 @@ static const match_table_t nfs_mount_option_tokens = {
{ Opt_fscache_uniq, "fsc=%s" },
{ Opt_nofscache, "nofsc" },
- { Opt_port, "port=%u" },
- { Opt_rsize, "rsize=%u" },
- { Opt_wsize, "wsize=%u" },
- { Opt_bsize, "bsize=%u" },
- { Opt_timeo, "timeo=%u" },
- { Opt_retrans, "retrans=%u" },
- { Opt_acregmin, "acregmin=%u" },
- { Opt_acregmax, "acregmax=%u" },
- { Opt_acdirmin, "acdirmin=%u" },
- { Opt_acdirmax, "acdirmax=%u" },
- { Opt_actimeo, "actimeo=%u" },
- { Opt_namelen, "namlen=%u" },
- { Opt_mountport, "mountport=%u" },
- { Opt_mountvers, "mountvers=%u" },
- { Opt_nfsvers, "nfsvers=%u" },
- { Opt_nfsvers, "vers=%u" },
+ { Opt_port, "port=%s" },
+ { Opt_rsize, "rsize=%s" },
+ { Opt_wsize, "wsize=%s" },
+ { Opt_bsize, "bsize=%s" },
+ { Opt_timeo, "timeo=%s" },
+ { Opt_retrans, "retrans=%s" },
+ { Opt_acregmin, "acregmin=%s" },
+ { Opt_acregmax, "acregmax=%s" },
+ { Opt_acdirmin, "acdirmin=%s" },
+ { Opt_acdirmax, "acdirmax=%s" },
+ { Opt_actimeo, "actimeo=%s" },
+ { Opt_namelen, "namlen=%s" },
+ { Opt_mountport, "mountport=%s" },
+ { Opt_mountvers, "mountvers=%s" },
+ { Opt_nfsvers, "nfsvers=%s" },
+ { Opt_nfsvers, "vers=%s" },
{ Opt_sec, "sec=%s" },
{ Opt_proto, "proto=%s" },
@@ -976,7 +976,8 @@ static int nfs_parse_mount_options(char *raw,
while ((p = strsep(&raw, ",")) != NULL) {
substring_t args[MAX_OPT_ARGS];
- int option, token;
+ unsigned long option;
+ int token;
if (!*p)
continue;
@@ -1085,82 +1086,155 @@ static int nfs_parse_mount_options(char *raw,
* options that take numeric values
*/
case Opt_port:
- if (match_int(args, &option) ||
- option < 0 || option > USHORT_MAX)
+ string = match_strdup(args);
+ if (string == NULL)
+ goto out_nomem;
+ rc = strict_strtoul(string, 10, &option);
+ kfree(string);
+ if (rc != 0 || option > USHORT_MAX)
goto out_invalid_value;
mnt->nfs_server.port = option;
break;
case Opt_rsize:
- if (match_int(args, &option) || option < 0)
+ string = match_strdup(args);
+ if (string == NULL)
+ goto out_nomem;
+ rc = strict_strtoul(string, 10, &option);
+ kfree(string);
+ if (rc != 0)
goto out_invalid_value;
mnt->rsize = option;
break;
case Opt_wsize:
- if (match_int(args, &option) || option < 0)
+ string = match_strdup(args);
+ if (string == NULL)
+ goto out_nomem;
+ rc = strict_strtoul(string, 10, &option);
+ kfree(string);
+ if (rc != 0)
goto out_invalid_value;
mnt->wsize = option;
break;
case Opt_bsize:
- if (match_int(args, &option) || option < 0)
+ string = match_strdup(args);
+ if (string == NULL)
+ goto out_nomem;
+ rc = strict_strtoul(string, 10, &option);
+ kfree(string);
+ if (rc != 0)
goto out_invalid_value;
mnt->bsize = option;
break;
case Opt_timeo:
- if (match_int(args, &option) || option <= 0)
+ string = match_strdup(args);
+ if (string == NULL)
+ goto out_nomem;
+ rc = strict_strtoul(string, 10, &option);
+ kfree(string);
+ if (rc != 0 || option == 0)
goto out_invalid_value;
mnt->timeo = option;
break;
case Opt_retrans:
- if (match_int(args, &option) || option <= 0)
+ string = match_strdup(args);
+ if (string == NULL)
+ goto out_nomem;
+ rc = strict_strtoul(string, 10, &option);
+ kfree(string);
+ if (rc != 0 || option == 0)
goto out_invalid_value;
mnt->retrans = option;
break;
case Opt_acregmin:
- if (match_int(args, &option) || option < 0)
+ string = match_strdup(args);
+ if (string == NULL)
+ goto out_nomem;
+ rc = strict_strtoul(string, 10, &option);
+ kfree(string);
+ if (rc != 0)
goto out_invalid_value;
mnt->acregmin = option;
break;
case Opt_acregmax:
- if (match_int(args, &option) || option < 0)
+ string = match_strdup(args);
+ if (string == NULL)
+ goto out_nomem;
+ rc = strict_strtoul(string, 10, &option);
+ kfree(string);
+ if (rc != 0)
goto out_invalid_value;
mnt->acregmax = option;
break;
case Opt_acdirmin:
- if (match_int(args, &option) || option < 0)
+ string = match_strdup(args);
+ if (string == NULL)
+ goto out_nomem;
+ rc = strict_strtoul(string, 10, &option);
+ kfree(string);
+ if (rc != 0)
goto out_invalid_value;
mnt->acdirmin = option;
break;
case Opt_acdirmax:
- if (match_int(args, &option) || option < 0)
+ string = match_strdup(args);
+ if (string == NULL)
+ goto out_nomem;
+ rc = strict_strtoul(string, 10, &option);
+ kfree(string);
+ if (rc != 0)
goto out_invalid_value;
mnt->acdirmax = option;
break;
case Opt_actimeo:
- if (match_int(args, &option) || option < 0)
+ string = match_strdup(args);
+ if (string == NULL)
+ goto out_nomem;
+ rc = strict_strtoul(string, 10, &option);
+ kfree(string);
+ if (rc != 0)
goto out_invalid_value;
mnt->acregmin = mnt->acregmax =
mnt->acdirmin = mnt->acdirmax = option;
break;
case Opt_namelen:
- if (match_int(args, &option) || option < 0)
+ string = match_strdup(args);
+ if (string == NULL)
+ goto out_nomem;
+ rc = strict_strtoul(string, 10, &option);
+ kfree(string);
+ if (rc != 0)
goto out_invalid_value;
mnt->namlen = option;
break;
case Opt_mountport:
- if (match_int(args, &option) ||
- option < 0 || option > USHORT_MAX)
+ string = match_strdup(args);
+ if (string == NULL)
+ goto out_nomem;
+ rc = strict_strtoul(string, 10, &option);
+ kfree(string);
+ if (rc != 0 || option > USHORT_MAX)
goto out_invalid_value;
mnt->mount_server.port = option;
break;
case Opt_mountvers:
- if (match_int(args, &option) ||
+ string = match_strdup(args);
+ if (string == NULL)
+ goto out_nomem;
+ rc = strict_strtoul(string, 10, &option);
+ kfree(string);
+ if (rc != 0 ||
option < NFS_MNT_VERSION ||
option > NFS_MNT3_VERSION)
goto out_invalid_value;
mnt->mount_server.version = option;
break;
case Opt_nfsvers:
- if (match_int(args, &option))
+ string = match_strdup(args);
+ if (string == NULL)
+ goto out_nomem;
+ rc = strict_strtoul(string, 10, &option);
+ kfree(string);
+ if (rc != 0)
goto out_invalid_value;
switch (option) {
case NFS2_VERSION:
generated by cgit v1.2.3 (git 2.39.0) at 2024-11-01 21:29:48 +0300