af_key: fix two typos

Signed-off-by: Li RongQing <roy.qing.li@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/key/af_key.c b/net/key/af_key.c
index 83a7068..f9c9ecb 100644
--- a/net/key/af_key.c
+++ b/net/key/af_key.c
@@ -261,7 +261,7 @@
 
 		err2 = pfkey_broadcast_one(skb, &skb2, GFP_ATOMIC, sk);
 
-		/* Error is cleare after succecful sending to at least one
+		/* Error is cleared after successful sending to at least one
 		 * registered KM */
 		if ((broadcast_flags & BROADCAST_REGISTERED) && err)
 			err = err2;