Commit 84ae6f82 authored by Chengguang Xu's avatar Chengguang Xu Committed by David Sterba
Browse files

affs: fix potential memory leak when parsing option 'prefix' 



When specifying option 'prefix' multiple times, current option parsing
will cause memory leak.  Hence, call kfree for previous one in this
case.

Signed-off-by: default avatarChengguang Xu <cgxu519@gmx.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent b5069438

fs/affs/super.c

+1 −0
Original line number Diff line number Diff line
@@ -241,6 +241,7 @@ parse_options(char *options, kuid_t *uid, kgid_t *gid, int *mode, int *reserved, 
			affs_set_opt(*mount_opts, SF_NO_TRUNCATE);

			break;

		case Opt_prefix:

			kfree(*prefix);

			*prefix = match_strdup(&args[0]);

			if (!*prefix)

				return 0;