Re: [PATCH for v5.16] iwlwifi: mvm: don't crash on invalid rate w/o STA
flat view
From: Kalle Valo <kvalo@kernel.org>
Date: 2021-12-03 12:26:28
Luca Coelho [off-list ref] writes:
On Fri, 2021-12-03 at 14:04 +0200, Luca Coelho wrote:quoted
From: Johannes Berg <redacted> If we get to the WARN_ONCE(..., "Got a HT rate (...)", ...) here with a NULL sta, then we crash because mvmsta is bad and we try to dereference it. Fix that by printing -1 as the state if no station was given. Signed-off-by: Johannes Berg <redacted> Fixes: 6761a718263a ("iwlwifi: mvm: add explicit check for non-data frames in get Tx rate") Signed-off-by: Luca Coelho <redacted> ---Kalle, Can you take this one directly to wireless-drivers? This fixes a kernel crash in some situations.
Ok, I took the patch in patchwork. -- https://patchwork.kernel.org/project/linux-wireless/list/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches