Re: [Devel] [PATCH rh7] net/skbuff: fix skb_clone()

2016-06-06 Thread Andrew Vagin
On Mon, Jun 06, 2016 at 06:22:34PM +0300, Andrey Ryabinin wrote: > RHEL7 kernel backported 5a21232983aa ("net: Support for csum_bad in skbuff") > That's a broken commit because skb_clone() leaves ->csum_bad field > uninitialized. Later this leads to checksum failures > (e.g. tcp_v4_rcv() -> skb_che

[Devel] [PATCH rh7] net/skbuff: fix skb_clone()

2016-06-06 Thread Andrey Ryabinin
RHEL7 kernel backported 5a21232983aa ("net: Support for csum_bad in skbuff") That's a broken commit because skb_clone() leaves ->csum_bad field uninitialized. Later this leads to checksum failures (e.g. tcp_v4_rcv() -> skb_checksum_init()) and loosing packets. The upstream kernel is not affected b