Don't leak subvol_name string in case multiple subvol= options are
given. "The lastest option is effective" behavior (consistent with
subvolid= and subvolrootid= options) is preserved.
Signed-off-by: Ilya Dryomov <idryo...@gmail.com>
---
fs/btrfs/super.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index dcd5aef..6befcaf 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -448,6 +448,7 @@ static int btrfs_parse_early_options(const char *options,
fmode_t flags,
token = match_token(p, tokens, args);
switch (token) {
case Opt_subvol:
+ kfree(*subvol_name);
*subvol_name = match_strdup(&args[0]);
break;
case Opt_subvolid:
--
1.7.6.3
--
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