From: Tim Smith <tim@electronghost.co.uk>
Date: Sun, 26 Jan 2014 11:39:31 +0000 (+0000)
Subject: af_rxrpc: Handle frames delivered from another VM
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=1ea427359dde1573815e19c411ce08fdf0c42cfe;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git

af_rxrpc: Handle frames delivered from another VM

On input, CHECKSUM_PARTIAL should be treated the same way as
CHECKSUM_UNNECESSARY. See include/linux/skbuff.h

Signed-off-by: Tim Smith <tim@electronghost.co.uk>
Signed-off-by: David Howells <dhowells@redhat.com>
---

diff --git a/net/rxrpc/ar-recvmsg.c b/net/rxrpc/ar-recvmsg.c
index 64cba2e35156..34b5490dde65 100644
--- a/net/rxrpc/ar-recvmsg.c
+++ b/net/rxrpc/ar-recvmsg.c
@@ -180,7 +180,8 @@ int rxrpc_recvmsg(struct kiocb *iocb, struct socket *sock,
 		if (copy > len - copied)
 			copy = len - copied;
 
-		if (skb->ip_summed == CHECKSUM_UNNECESSARY) {
+		if (skb->ip_summed == CHECKSUM_UNNECESSARY ||
+		    skb->ip_summed == CHECKSUM_PARTIAL) {
 			ret = skb_copy_datagram_iovec(skb, offset,
 						      msg->msg_iov, copy);
 		} else {