diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/core/datagram.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/net/core/datagram.c b/net/core/datagram.c index 81809fa735a7..15ab9ffb27fe 100644 --- a/net/core/datagram.c +++ b/net/core/datagram.c @@ -721,8 +721,16 @@ static int skb_copy_and_csum_datagram(const struct sk_buff *skb, int offset, struct iov_iter *to, int len, __wsum *csump) { - return __skb_datagram_iter(skb, offset, to, len, true, - csum_and_copy_to_iter, csump); + struct csum_state csdata = { .csum = *csump }; + int ret; + + ret = __skb_datagram_iter(skb, offset, to, len, true, + csum_and_copy_to_iter, &csdata); + if (ret) + return ret; + + *csump = csdata.csum; + return 0; } /** |