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-rw-r--r--net/rxrpc/af_rxrpc.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/rxrpc/af_rxrpc.c b/net/rxrpc/af_rxrpc.c
index 05996d0dd828..5b0fd291babb 100644
--- a/net/rxrpc/af_rxrpc.c
+++ b/net/rxrpc/af_rxrpc.c
@@ -10,6 +10,7 @@
*/
#include <linux/module.h>
+#include <linux/kernel.h>
#include <linux/net.h>
#include <linux/slab.h>
#include <linux/skbuff.h>
@@ -792,10 +793,9 @@ static const struct net_proto_family rxrpc_family_ops = {
*/
static int __init af_rxrpc_init(void)
{
- struct sk_buff *dummy_skb;
int ret = -1;
- BUILD_BUG_ON(sizeof(struct rxrpc_skb_priv) > sizeof(dummy_skb->cb));
+ BUILD_BUG_ON(sizeof(struct rxrpc_skb_priv) > FIELD_SIZEOF(struct sk_buff, cb));
rxrpc_epoch = htonl(get_seconds());