Am 01.11.2017 09:49, schrieb Colin King:
> From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
>
> stat set to zero and the value is never read, instead stat is
> set again in the do-loop. Hence the setting to zero is redundant
> and can be removed. Cleans up clang warning:
>
> drivers/net/wan/wanxl.c:737:2: warning: Value stored to 'stat'
> is never read
>
> Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>
> ---
> drivers/net/wan/wanxl.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/drivers/net/wan/wanxl.c b/drivers/net/wan/wanxl.c
> index 0c7317520ed3..d573a57bc301 100644
> --- a/drivers/net/wan/wanxl.c
> +++ b/drivers/net/wan/wanxl.c
> @@ -734,7 +734,6 @@ static int wanxl_pci_init_one(struct pci_dev *pdev,
> return -ENODEV;
> }
>
> - stat = 0;
> timeout = jiffies + 5 * HZ;
> do {
> if ((stat = readl(card->plx + PLX_MAILBOX_5)) != 0)
it is std. practice to have the pattern:
a=b;
if (a == c) ...
maybe that can be done also here.
stat = readl(card->plx + PLX_MAILBOX_5);
if ( stat != 0)
just a hint.
re,
wh
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