Re: [PATCH v2] PCI: brcmstb: Add missing if statement and error path

From: Florian Fainelli
Date: Mon Sep 21 2020 - 17:21:51 EST


On 9/21/20 2:16 PM, Alex Dewar wrote:
> brcm_pcie_resume() contains a return statement that was presumably
> intended to have an "if (ret)" in front of it, otherwise the function
> returns prematurely. Fix this.
>
> Additionally, redisable the clock on the error path.
>
> I don't know if this code was tested or not, but I assume that this bug
> means that this driver will not resume properly.
>
> Fixes: ad3d29c77e1e ("PCI: brcmstb: Add control of rescal reset")
> Addresses-Coverity: CID 1497099: Control flow issues (UNREACHABLE)
> Signed-off-by: Alex Dewar <alex.dewar90@xxxxxxxxx>
> ---
You need to coordinate with Colin, or with whomever is looking at
Coverity defects, because he just submitted a similar patch minutes ago:

https://lore.kernel.org/linux-arm-kernel/20200921211555.383458-1-colin.king@xxxxxxxxxxxxx/
--
Florian