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Commit 3d7dbeac authored by David S. Miller's avatar David S. Miller
Browse files

[TCP]: Disable TSO if MD5SIG is enabled. 



Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 606f585e

net/ipv4/tcp_ipv4.c

+2 −1
Original line number Original line Diff line number Diff line
@@ -878,6 +878,7 @@ int tcp_v4_md5_do_add(struct sock *sk, __be32 addr, 
				kfree(newkey);

				kfree(newkey);

				return -ENOMEM;

				return -ENOMEM;

			}

			}

			sk->sk_route_caps &= ~NETIF_F_GSO_MASK;

		}

		}

		if (tcp_alloc_md5sig_pool() == NULL) {

		if (tcp_alloc_md5sig_pool() == NULL) {

			kfree(newkey);

			kfree(newkey);
@@ -1007,7 +1008,7 @@ static int tcp_v4_parse_md5_keys(struct sock *sk, char __user *optval, 
			return -EINVAL;

			return -EINVAL;





		tp->md5sig_info = p;

		tp->md5sig_info = p;



		sk->sk_route_caps &= ~NETIF_F_GSO_MASK;

	}

	}





	newkey = kmemdup(cmd.tcpm_key, cmd.tcpm_keylen, GFP_KERNEL);

	newkey = kmemdup(cmd.tcpm_key, cmd.tcpm_keylen, GFP_KERNEL);

net/ipv6/tcp_ipv6.c

+2 −0
Original line number Original line Diff line number Diff line
@@ -590,6 +590,7 @@ static int tcp_v6_md5_do_add(struct sock *sk, struct in6_addr *peer, 
				kfree(newkey);

				kfree(newkey);

				return -ENOMEM;

				return -ENOMEM;

			}

			}

			sk->sk_route_caps &= ~NETIF_F_GSO_MASK;

		}

		}

		tcp_alloc_md5sig_pool();

		tcp_alloc_md5sig_pool();

		if (tp->md5sig_info->alloced6 == tp->md5sig_info->entries6) {

		if (tp->md5sig_info->alloced6 == tp->md5sig_info->entries6) {
@@ -724,6 +725,7 @@ static int tcp_v6_parse_md5_keys (struct sock *sk, char __user *optval, 
			return -ENOMEM;

			return -ENOMEM;





		tp->md5sig_info = p;

		tp->md5sig_info = p;

		sk->sk_route_caps &= ~NETIF_F_GSO_MASK;

	}

	}





	newkey = kmemdup(cmd.tcpm_key, cmd.tcpm_keylen, GFP_KERNEL);

	newkey = kmemdup(cmd.tcpm_key, cmd.tcpm_keylen, GFP_KERNEL);