shmem: fix LSM options parsing
authorAl Viro <viro@zeniv.linux.org.uk>
Thu, 10 Oct 2019 02:48:01 +0000 (22:48 -0400)
committerAl Viro <viro@zeniv.linux.org.uk>
Thu, 10 Oct 2019 02:48:01 +0000 (22:48 -0400)
->parse_monolithic() there forgets to call security_sb_eat_lsm_opts()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
mm/shmem.c

index 0f7fd4a..8dcc8d0 100644 (file)
@@ -3482,6 +3482,12 @@ static int shmem_parse_options(struct fs_context *fc, void *data)
 {
        char *options = data;
 
+       if (options) {
+               int err = security_sb_eat_lsm_opts(options, &fc->security);
+               if (err)
+                       return err;
+       }
+
        while (options != NULL) {
                char *this_char = options;
                for (;;) {