On Sun, Dec 23, 2012 at 6:31 PM, Arend van Spriel <arend@xxxxxxxxxxxx> wrote:
> On 12/22/2012 10:07 PM, Geert Uytterhoeven wrote:
>> drivers/net/wireless/brcm80211/brcmsmac/main.c: In function ‘brcms_b_recv’:
>> drivers/net/wireless/brcm80211/brcmsmac/main.c:7636: warning: ‘morepending’ may be used uninitialized in this function
>
> Reading the code this warning seems to be invalid except when RXBND is
> defined as zero, which would make the whole function totally bogus.
> Would be good to have a WARN_ON(!RXBND) in brcms_b_attach().
I thought about the bound = false case immediately ending the loop.
But on closer look, it seems I missed that n and bound_limit are uint, not int.
So it's indeed unlikely to happen.
> I don't like pleasing a compiler with unnecessary initializers but I am
> also for builds with zero warnings. So...
>
> Acked-by: Arend van Spriel <arend@xxxxxxxxxxxx>
>> Signed-off-by: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>
>> ---
>> drivers/net/wireless/brcm80211/brcmsmac/main.c | 2 +-
>> 1 files changed, 1 insertions(+), 1 deletions(-)
>>
>> diff --git a/drivers/net/wireless/brcm80211/brcmsmac/main.c b/drivers/net/wireless/brcm80211/brcmsmac/main.c
>> index 17594de..5f0f444 100644
>> --- a/drivers/net/wireless/brcm80211/brcmsmac/main.c
>> +++ b/drivers/net/wireless/brcm80211/brcmsmac/main.c
>> @@ -7633,7 +7633,7 @@ brcms_b_recv(struct brcms_hardware *wlc_hw, uint fifo, bool bound)
>>
>> uint n = 0;
>> uint bound_limit = bound ? RXBND : -1;
>> - bool morepending;
>> + bool morepending = false;
>>
>> skb_queue_head_init(&recv_frames);
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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