From 339d14334a13f377b83373e185c2115af67e0897 Mon Sep 17 00:00:00 2001 From: Avraham Stern Date: Thu, 13 Apr 2023 10:44:15 +0300 Subject: [PATCH] wifi: iwlwifi: mvm: don't set CHECKSUM_COMPLETE for unsupported protocols [ Upstream commit 217f3c52f00d3419ecdd38a99a7eceecb11679b2 ] On Bz devices, CHECKSUM_COMPLETE was set for unsupported protocols which results in a warning. Fix it. Fixes: b6f5b647f694 ("iwlwifi: mvm: handle RX checksum on Bz devices") Signed-off-by: Avraham Stern Signed-off-by: Gregory Greenman Link: https://lore.kernel.org/r/20230413102635.a2a35286f0ca.I50daa9445a6465514c44f5096c32adef64beba5f@changeid Signed-off-by: Johannes Berg Signed-off-by: Sasha Levin --- drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c index 1aadccd..0912258 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c @@ -193,8 +193,7 @@ static int iwl_mvm_create_skb(struct iwl_mvm *mvm, struct sk_buff *skb, * Starting from Bz hardware, it calculates starting directly after * the MAC header, so that matches mac80211's expectation. */ - if (skb->ip_summed == CHECKSUM_COMPLETE && - mvm->trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_BZ) { + if (skb->ip_summed == CHECKSUM_COMPLETE) { struct { u8 hdr[6]; __be16 type; @@ -209,7 +208,7 @@ static int iwl_mvm_create_skb(struct iwl_mvm *mvm, struct sk_buff *skb, shdr->type != htons(ETH_P_PAE) && shdr->type != htons(ETH_P_TDLS)))) skb->ip_summed = CHECKSUM_NONE; - else + else if (mvm->trans->trans_cfg->device_family < IWL_DEVICE_FAMILY_BZ) /* mac80211 assumes full CSUM including SNAP header */ skb_postpush_rcsum(skb, shdr, sizeof(*shdr)); } -- 2.7.4