net: Fix skb_copy_expand() handling of ->csum_start



It should only be adjusted if ip_summed == CHECKSUM_PARTIAL.

Signed-off-by: David S. Miller <davem@davemloft.net>

parent 00c5a983

net/core/skbuff.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -932,6 +932,7 @@ struct sk_buff skb_copy_expand(const struct sk_buff skb,
		copy_skb_header(n, skb);

		off = newheadroom - oldheadroom;
		if (n->ip_summed == CHECKSUM_PARTIAL)
		n->csum_start += off;
		#ifdef NET_SKBUFF_DATA_USES_OFFSET
		n->transport_header += off;