diff options
| author | Tariq Toukan <tariqt@nvidia.com> | 2021-01-17 17:15:38 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-01-27 11:55:25 +0100 |
| commit | f0f3d3e6e938d72c371e9838dad0014b1a788dbd (patch) | |
| tree | 21aca93add388683e16b981fc866a09f57f9b697 | |
| parent | 261b8f617d2ad8913b04fbd5992ba3f98b2d4d4b (diff) | |
net: Disable NETIF_F_HW_TLS_RX when RXCSUM is disabled
commit a3eb4e9d4c9218476d05c52dfd2be3d6fdce6b91 upstream.
With NETIF_F_HW_TLS_RX packets are decrypted in HW. This cannot be
logically done when RXCSUM offload is off.
Fixes: 14136564c8ee ("net: Add TLS RX offload feature")
Signed-off-by: Tariq Toukan <tariqt@nvidia.com>
Reviewed-by: Boris Pismenny <borisp@nvidia.com>
Link: https://lore.kernel.org/r/20210117151538.9411-1-tariqt@nvidia.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | net/core/dev.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/net/core/dev.c b/net/core/dev.c index 38412e70f761..81e5d482c238 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -9602,6 +9602,11 @@ static netdev_features_t netdev_fix_features(struct net_device *dev, } } + if ((features & NETIF_F_HW_TLS_RX) && !(features & NETIF_F_RXCSUM)) { + netdev_dbg(dev, "Dropping TLS RX HW offload feature since no RXCSUM feature.\n"); + features &= ~NETIF_F_HW_TLS_RX; + } + return features; } |