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iwlwifi: mvm: drop too short packets silently

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There's little value in this warning, we get a warning here
if firmware passes us a short packet, particularly in monitor
mode.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20211219132536.305d12cf51ac.I2e4e6874113b1e5d8ee467b8a2d90820cc6ddde9@changeid
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
This commit is contained in:
Johannes Berg 2021-12-19 13:28:32 +02:00 • committed by Luca Coelho
parent f0337cb48f
commit 8ccb768c23
1 changed files with 1 additions and 11 deletions
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12
drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c
View file

@ -176,18 +176,8 @@ static int iwl_mvm_create_skb(struct iwl_mvm *mvm, struct sk_buff *skb,
*/ */
hdrlen += crypt_len; hdrlen += crypt_len;
if (WARN_ONCE(headlen < hdrlen, if (unlikely(headlen < hdrlen))
"invalid packet lengths (hdrlen=%d, len=%d, crypt_len=%d)\n",
hdrlen, len, crypt_len)) {
/*
* We warn and trace because we want to be able to see
* it in trace-cmd as well.
*/
IWL_DEBUG_RX(mvm,
"invalid packet lengths (hdrlen=%d, len=%d, crypt_len=%d)\n",
hdrlen, len, crypt_len);
return -EINVAL; return -EINVAL;
}
skb_put_data(skb, hdr, hdrlen); skb_put_data(skb, hdr, hdrlen);
skb_put_data(skb, (u8 *)hdr + hdrlen + pad_len, headlen - hdrlen); skb_put_data(skb, (u8 *)hdr + hdrlen + pad_len, headlen - hdrlen);