X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=net%2Fipv4%2Ftcp_ipv4.c;h=652c32368cccb6cb590c2c4eec96b77026288d0b;hb=f7a5274d7dde0022dedfb6bca5b4438bbf30e9ce;hp=e566f3c676772d6a7141bb50213d7eb0430135d3;hpb=d06fc1d9b5518582f4982f908e820f2303d1eece;p=linux-2.6-omap-h63xx.git

diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index e566f3c6767..652c32368cc 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -900,8 +900,7 @@ int tcp_v4_md5_do_add(struct sock *sk, __be32 addr,
 				       sizeof(*keys) * md5sig->entries4);
 
 			/* Free old key list, and reference new one */
-			if (md5sig->keys4)
-				kfree(md5sig->keys4);
+			kfree(md5sig->keys4);
 			md5sig->keys4 = keys;
 			md5sig->alloced4++;
 		}
@@ -939,10 +938,10 @@ int tcp_v4_md5_do_del(struct sock *sk, __be32 addr)
 				tp->md5sig_info->alloced4 = 0;
 			} else if (tp->md5sig_info->entries4 != i) {
 				/* Need to do some manipulation */
-				memcpy(&tp->md5sig_info->keys4[i],
-				       &tp->md5sig_info->keys4[i+1],
-				       (tp->md5sig_info->entries4 - i) *
-					sizeof(struct tcp4_md5sig_key));
+				memmove(&tp->md5sig_info->keys4[i],
+					&tp->md5sig_info->keys4[i+1],
+					(tp->md5sig_info->entries4 - i) *
+					 sizeof(struct tcp4_md5sig_key));
 			}
 			tcp_free_md5sig_pool();
 			return 0;