Kalle Valo <kvalo@xxxxxxxxxxxxxx> writes:
> Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> writes:
>
>> Hi all,
>>
>> After merging the wireless-drivers-next tree, today's linux-next build
>> (x86_64 allmodconfig) produced this warning:
>>
>> drivers/net/wireless/marvell/mwifiex/pcie.c: In function 'mwifiex_pcie_remove':
>> drivers/net/wireless/marvell/mwifiex/pcie.c:303:5: warning: 'fw_status' may be used uninitialized in this function [-Wmaybe-uninitialized]
>> if (fw_status == FIRMWARE_READY_PCIE && !adapter->mfg_mode) {
>> ^
>>
>> Introduced by commit
>>
>> 045f0c1b5e26 ("mwifiex: get rid of global user_rmmod flag")
>>
>> This is not a false positive since "reg" could be NULL just above
>> (otherwise it would be tested for).
>
> Thanks, I noticed this myself yesterday (after I had applied the patch)
> and I have asked Marvell to send a fix.
I missed that Arnd had already sent a fix, I'll apply that one:
mwifiex: fix uninitialized variable access in pcie_remove
https://patchwork.kernel.org/patch/9515899/
--
Kalle Valo
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