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-rw-r--r--include/uapi/linux/netfilter/nfnetlink_queue.h3
-rw-r--r--net/netfilter/nfnetlink_queue_core.c5
2 files changed, 5 insertions, 3 deletions
diff --git a/include/uapi/linux/netfilter/nfnetlink_queue.h b/include/uapi/linux/netfilter/nfnetlink_queue.h
index 0069da37046..a2308ae5a73 100644
--- a/include/uapi/linux/netfilter/nfnetlink_queue.h
+++ b/include/uapi/linux/netfilter/nfnetlink_queue.h
@@ -97,7 +97,8 @@ enum nfqnl_attr_config {
/* Flags for NFQA_CFG_FLAGS */
#define NFQA_CFG_F_FAIL_OPEN (1 << 0)
#define NFQA_CFG_F_CONNTRACK (1 << 1)
-#define NFQA_CFG_F_MAX (1 << 2)
+#define NFQA_CFG_F_GSO (1 << 2)
+#define NFQA_CFG_F_MAX (1 << 3)
/* flags for NFQA_SKB_INFO */
/* packet appears to have wrong checksums, but they are ok */
diff --git a/net/netfilter/nfnetlink_queue_core.c b/net/netfilter/nfnetlink_queue_core.c
index d052cd6da5d..2e0e835baf7 100644
--- a/net/netfilter/nfnetlink_queue_core.c
+++ b/net/netfilter/nfnetlink_queue_core.c
@@ -327,7 +327,8 @@ nfqnl_build_packet_message(struct nfqnl_instance *queue,
break;
case NFQNL_COPY_PACKET:
- if (entskb->ip_summed == CHECKSUM_PARTIAL &&
+ if (!(queue->flags & NFQA_CFG_F_GSO) &&
+ entskb->ip_summed == CHECKSUM_PARTIAL &&
skb_checksum_help(entskb))
return NULL;
@@ -636,7 +637,7 @@ nfqnl_enqueue_packet(struct nf_queue_entry *entry, unsigned int queuenum)
if (queue->copy_mode == NFQNL_COPY_NONE)
return -EINVAL;
- if (!skb_is_gso(entry->skb))
+ if ((queue->flags & NFQA_CFG_F_GSO) || !skb_is_gso(entry->skb))
return __nfqnl_enqueue_packet(net, queue, entry);
skb = entry->skb;