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path: root/drivers/net/xen-netback/netback.c
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Diffstat (limited to 'drivers/net/xen-netback/netback.c')
-rw-r--r--drivers/net/xen-netback/netback.c18
1 files changed, 13 insertions, 5 deletions
diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c
index 611aebee4583..4f81ac0e2f0a 100644
--- a/drivers/net/xen-netback/netback.c
+++ b/drivers/net/xen-netback/netback.c
@@ -524,7 +524,7 @@ static void xenvif_rx_action(struct xenvif *vif)
if (!npo.copy_prod)
goto done;
- BUG_ON(npo.copy_prod > ARRAY_SIZE(vif->grant_copy_op));
+ BUG_ON(npo.copy_prod > MAX_GRANT_COPY_OPS);
gnttab_batch_copy(vif->grant_copy_op, npo.copy_prod);
while ((skb = __skb_dequeue(&rxq)) != NULL) {
@@ -1108,8 +1108,10 @@ static int checksum_setup_ip(struct xenvif *vif, struct sk_buff *skb,
goto out;
if (!skb_partial_csum_set(skb, off,
- offsetof(struct tcphdr, check)))
+ offsetof(struct tcphdr, check))) {
+ err = -EPROTO;
goto out;
+ }
if (recalculate_partial_csum)
tcp_hdr(skb)->check =
@@ -1126,8 +1128,10 @@ static int checksum_setup_ip(struct xenvif *vif, struct sk_buff *skb,
goto out;
if (!skb_partial_csum_set(skb, off,
- offsetof(struct udphdr, check)))
+ offsetof(struct udphdr, check))) {
+ err = -EPROTO;
goto out;
+ }
if (recalculate_partial_csum)
udp_hdr(skb)->check =
@@ -1249,8 +1253,10 @@ static int checksum_setup_ipv6(struct xenvif *vif, struct sk_buff *skb,
goto out;
if (!skb_partial_csum_set(skb, off,
- offsetof(struct tcphdr, check)))
+ offsetof(struct tcphdr, check))) {
+ err = -EPROTO;
goto out;
+ }
if (recalculate_partial_csum)
tcp_hdr(skb)->check =
@@ -1267,8 +1273,10 @@ static int checksum_setup_ipv6(struct xenvif *vif, struct sk_buff *skb,
goto out;
if (!skb_partial_csum_set(skb, off,
- offsetof(struct udphdr, check)))
+ offsetof(struct udphdr, check))) {
+ err = -EPROTO;
goto out;
+ }
if (recalculate_partial_csum)
udp_hdr(skb)->check =