diff options
Diffstat (limited to 'security')
| -rw-r--r-- | security/keys/keyctl.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/security/keys/keyctl.c b/security/keys/keyctl.c index e26f860e5f2..eff88a5f5d4 100644 --- a/security/keys/keyctl.c +++ b/security/keys/keyctl.c @@ -37,6 +37,8 @@ static int key_get_type_from_user(char *type, return ret; if (ret == 0 || ret >= len) return -EINVAL; + if (type[0] == '.') + return -EPERM; type[len - 1] = '\0'; return 0; } |