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authorVeerasenareddy Burru <vburru@marvell.com>2019-01-28 19:38:31 +0000
committerDavid S. Miller <davem@davemloft.net>2019-01-28 23:13:37 -0800
commitac93e2fa85502fa7ad540f656e70b2516af56d7b (patch)
tree0e15fe08a29e723ff458e20ec393fd42363222b2
parentbbcbf2eede69c5f54a431fb96c11248a7910748c (diff)
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 <vburru@marvell.com> Acked-by: Derek Chickles <dchickles@marvell.com> Signed-off-by: Felix Manlunas <fmanlunas@marvell.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ethernet/cavium/liquidio/lio_core.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/ethernet/cavium/liquidio/lio_core.c b/drivers/net/ethernet/cavium/liquidio/lio_core.c
index 825a28e5b544..e21bf3724611 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