diff options
Diffstat (limited to 'security/keys/keyctl.c')
| -rw-r--r-- | security/keys/keyctl.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/security/keys/keyctl.c b/security/keys/keyctl.c index cd5bd0cef25d..8a8c23357291 100644 --- a/security/keys/keyctl.c +++ b/security/keys/keyctl.c @@ -37,8 +37,6 @@ 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; } @@ -86,6 +84,10 @@ SYSCALL_DEFINE5(add_key, const char __user *, _type, if (!*description) { kfree(description); description = NULL; + } else if ((description[0] == '.') && + (strncmp(type, "keyring", 7) == 0)) { + ret = -EPERM; + goto error2; } } |