diff options
| author | Sage Weil <sage@newdream.net> | 2009-11-07 06:19:16 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-08-13 13:19:58 -0700 |
| commit | f09a3eb5f7c42159bfa53a03779741487b5336a7 (patch) | |
| tree | c2ceb2b35187e446c46149a617fa10d1e3561717 /fs/btrfs | |
| parent | 755885f6c05c81b7260585f11d69db4dfe910b8a (diff) | |
Btrfs: fail mount on bad mount options
commit a7a3f7cadd9bdee569243f7ead9550aa16b60e07 upstream.
We shouldn't silently ignore unrecognized options.
Signed-off-by: Sage Weil <sage@newdream.net>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Acked-by: Jeff Mahoney <jeffm@suse.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'fs/btrfs')
| -rw-r--r-- | fs/btrfs/super.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c index 270cc96b9a43..193d920e54eb 100644 --- a/fs/btrfs/super.c +++ b/fs/btrfs/super.c @@ -128,6 +128,7 @@ int btrfs_parse_options(struct btrfs_root *root, char *options) substring_t args[MAX_OPT_ARGS]; char *p, *num; int intarg; + int ret = 0; if (!options) return 0; @@ -262,12 +263,18 @@ int btrfs_parse_options(struct btrfs_root *root, char *options) case Opt_discard: btrfs_set_opt(info->mount_opt, DISCARD); break; + case Opt_err: + printk(KERN_INFO "btrfs: unrecognized mount option " + "'%s'\n", p); + ret = -EINVAL; + goto out; default: break; } } +out: kfree(options); - return 0; + return ret; } /* |