Re: [PATCH] floppy: remove redundant assignment to variable st

From: Denis Efremov
Date: Fri Apr 16 2021 - 03:34:22 EST


Hi,

On 4/15/21 4:00 PM, Colin King wrote:
> From: Colin Ian King <colin.king@xxxxxxxxxxxxx>
>
> The variable st is being assigned a value that is never read and
> it is being updated later with a new value. The initialization is
> redundant and can be removed.
>
> Addresses-Coverity: ("Unused value")
> Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>

Applied, thanks!

https://github.com/evdenis/linux-floppy/commit/aeec7983d49a5f972df47c742ff8373df15b0d28

> ---
> arch/x86/include/asm/floppy.h | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/arch/x86/include/asm/floppy.h b/arch/x86/include/asm/floppy.h
> index d43717b423cb..6ec3fc969ad5 100644
> --- a/arch/x86/include/asm/floppy.h
> +++ b/arch/x86/include/asm/floppy.h
> @@ -74,7 +74,6 @@ static irqreturn_t floppy_hardint(int irq, void *dev_id)
> int lcount;
> char *lptr;
>
> - st = 1;
> for (lcount = virtual_dma_count, lptr = virtual_dma_addr;
> lcount; lcount--, lptr++) {
> st = inb(virtual_dma_port + FD_STATUS);
>