Commit a90e8b6f authored by Ilya Dryomov's avatar Ilya Dryomov
Browse files

Btrfs: fix memory leak in btrfs_parse_early_options() 



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: default avatarIlya Dryomov <idryomov@gmail.com>
parent 7fd2ae21

fs/btrfs/super.c

+1 −0
Original line number Diff line number Diff line
@@ -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: