From: Veerasenareddy Burru Date: Mon, 28 Jan 2019 19:38:31 +0000 (+0000) Subject: liquidio: fix the validation of rx checksum status from NIC hardware X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=ac93e2fa8550;p=linux.git liquidio: fix the validation of rx checksum status from NIC hardware Fixed the code that was incorrectly interpreting the rx checksum validation status from hardware, and updating kernel that the packet arrived with correct checksum though the packet arrived with incorrect checksum and hardware also indicated checksum is not correct. Signed-off-by: Veerasenareddy Burru Acked-by: Derek Chickles Signed-off-by: Felix Manlunas Signed-off-by: David S. Miller --- diff --git a/drivers/net/ethernet/cavium/liquidio/lio_core.c b/drivers/net/ethernet/cavium/liquidio/lio_core.c index 825a28e5b544d..e21bf37246113 100644 --- a/drivers/net/ethernet/cavium/liquidio/lio_core.c +++ b/drivers/net/ethernet/cavium/liquidio/lio_core.c @@ -661,7 +661,8 @@ liquidio_push_packet(u32 octeon_id __attribute__((unused)), (((rh->r_dh.encap_on) && (rh->r_dh.csum_verified & CNNIC_TUN_CSUM_VERIFIED)) || (!(rh->r_dh.encap_on) && - (rh->r_dh.csum_verified & CNNIC_CSUM_VERIFIED)))) + ((rh->r_dh.csum_verified & CNNIC_CSUM_VERIFIED) == + CNNIC_CSUM_VERIFIED)))) /* checksum has already been verified */ skb->ip_summed = CHECKSUM_UNNECESSARY; else