Re: brcmfmac: pcie: fix oops on failure to resume and reprobe
flat view
From: Kalle Valo <hidden>
Date: 2021-08-29 11:46:15
Also in:
linux-wireless, lkml
Ahmad Fatoum [off-list ref] wrote:
When resuming from suspend, brcmf_pcie_pm_leave_D3 will first attempt a
hot resume and then fall back to removing the PCI device and then
reprobing. If this probe fails, the kernel will oops, because brcmf_err,
which is called to report the failure will dereference the stale bus
pointer. Open code and use the default bus-less brcmf_err to avoid this.
Fixes: 8602e62441ab ("brcmfmac: pass bus to the __brcmf_err() in pcie.c")
Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>Patch applied to wireless-drivers-next.git, thanks. d745ca4f2c4a brcmfmac: pcie: fix oops on failure to resume and reprobe -- https://patchwork.kernel.org/project/linux-wireless/patch/20210817063521.22450-1-a.fatoum@pengutronix.de/ https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches