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authorEric Dumazet <edumazet@google.com>2021-01-25 18:09:49 +0300
committerJakub Kicinski <kuba@kernel.org>2021-01-27 02:13:49 +0300
commit81a86e1bd8e7060ebba1718b284d54f1238e9bf9 (patch)
tree975bda9a1f8c5180ed42611f7bf25742128fc33f /drivers/net
parent07d46d93c9acdfe0614071d73c415dd5f745cc6e (diff)
downloadlinux-81a86e1bd8e7060ebba1718b284d54f1238e9bf9.tar.xz
iwlwifi: provide gso_type to GSO packets
net/core/tso.c got recent support for USO, and this broke iwlfifi because the driver implemented a limited form of GSO. Providing ->gso_type allows for skb_is_gso_tcp() to provide a correct result. Fixes: 3d5b459ba0e3 ("net: tso: add UDP segmentation support") Signed-off-by: Eric Dumazet <edumazet@google.com> Reported-by: Ben Greear <greearb@candelatech.com> Tested-by: Ben Greear <greearb@candelatech.com> Cc: Luca Coelho <luciano.coelho@intel.com> Cc: Johannes Berg <johannes@sipsolutions.net> Link: https://bugzilla.kernel.org/show_bug.cgi?id=209913 Link: https://lore.kernel.org/r/20210125150949.619309-1-eric.dumazet@gmail.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/tx.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
index a983c215df31..3712adc3ccc2 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c
@@ -773,6 +773,7 @@ iwl_mvm_tx_tso_segment(struct sk_buff *skb, unsigned int num_subframes,
next = skb_gso_segment(skb, netdev_flags);
skb_shinfo(skb)->gso_size = mss;
+ skb_shinfo(skb)->gso_type = ipv4 ? SKB_GSO_TCPV4 : SKB_GSO_TCPV6;
if (WARN_ON_ONCE(IS_ERR(next)))
return -EINVAL;
else if (next)
@@ -795,6 +796,8 @@ iwl_mvm_tx_tso_segment(struct sk_buff *skb, unsigned int num_subframes,
if (tcp_payload_len > mss) {
skb_shinfo(tmp)->gso_size = mss;
+ skb_shinfo(tmp)->gso_type = ipv4 ? SKB_GSO_TCPV4 :
+ SKB_GSO_TCPV6;
} else {
if (qos) {
u8 *qc;