Commit a90e8b6f authored Nov 08, 2011 by Ilya Dryomov

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: Ilya 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: