diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/core/skbuff.c | 23 |
1 files changed, 15 insertions, 8 deletions
diff --git a/net/core/skbuff.c b/net/core/skbuff.c index e1101a4f90a6..621b4479fee1 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -3926,14 +3926,21 @@ normal: goto perform_csum_check; if (!sg) { - if (!nskb->remcsum_offload) - nskb->ip_summed = CHECKSUM_NONE; - SKB_GSO_CB(nskb)->csum = - skb_copy_and_csum_bits(head_skb, offset, - skb_put(nskb, len), - len, 0); - SKB_GSO_CB(nskb)->csum_start = - skb_headroom(nskb) + doffset; + if (!csum) { + if (!nskb->remcsum_offload) + nskb->ip_summed = CHECKSUM_NONE; + SKB_GSO_CB(nskb)->csum = + skb_copy_and_csum_bits(head_skb, offset, + skb_put(nskb, + len), + len, 0); + SKB_GSO_CB(nskb)->csum_start = + skb_headroom(nskb) + doffset; + } else { + skb_copy_bits(head_skb, offset, + skb_put(nskb, len), + len); + } continue; } |