RxRPC: Fix a regression in the RXKAD security module

Fix a regression in the RXKAD security module introduced in:

commit 91e916cffec7c0153c5cbaa447151862a7a9a047
Author: Al Viro <[e-mail]>
Date: Sat Mar 29 03:08:38 2008 +0000

net/rxrpc trivial annotations

A variable was declared as a 16-bit type rather than a 32-bit type.

Signed-off-by: David Howells <[e-mail]>
Acked-with-apologies-by: Al Viro <[e-mail]>
Signed-of-by: Linus Torvalds <[e-mail]>

net/rxrpc/rxkad.c

···
 		__be32 x[2];
 	} tmpbuf __attribute__((aligned(8))); /* must all be in same page */
 	__be32 x;
-	u16 y;
 	__be16 cksum;
+	u32 y;
 	int ret;
 
 	sp = rxrpc_skb(skb);