Correct a kernel-doc function parameter name to resolve two
kernel-doc warnings:

lsm.c:1136: warning: Function parameter or struct member 'protocol' not described in 'apparmor_socket_post_create'
lsm.c:1136: warning: Excess function parameter 'ptotocol' description in 'apparmor_socket_post_create'

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: John Johansen <john.johansen@canonical.com>
Cc: John Johansen <john@apparmor.net>
Cc: apparmor@lists.ubuntu.com
Cc: Paul Moore <paul@paul-moore.com>
Cc: James Morris <jmorris@namei.org>
Cc: "Serge E. Hallyn" <serge@hallyn.com>
Cc: linux-security-module@vger.kernel.org
---
 security/apparmor/lsm.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff -- a/security/apparmor/lsm.c b/security/apparmor/lsm.c
--- a/security/apparmor/lsm.c
+++ b/security/apparmor/lsm.c
@@ -1122,7 +1122,7 @@ static int apparmor_socket_create(int fa
  * @sock: socket that is being setup
  * @family: family of socket being created
  * @type: type of the socket
- * @ptotocol: protocol of the socket
+ * @protocol: protocol of the socket
  * @kern: socket is a special kernel socket
  *
  * Note: