Re: [PATCH v4.3-rc7] be2iscsi : Fix bogus WARN_ON length check

[Manoj Kumar]

Tim:

Reviewed-by: Manoj Kumar <manoj@xxxxxxxxxxxxxxxxxx>

---
Manoj Kumar

On 10/30/2015 1:22 PM, tim.gardner@xxxxxxxxxxxxx wrote:
> From: Tim Gardner <tim.gardner@xxxxxxxxxxxxx>
>
> drivers/scsi/be2iscsi/be_main.c: In function 'be_sgl_create_contiguous':
> drivers/scsi/be2iscsi/be_main.c:3187:18: warning: logical not is only applied to the left hand side of comparison [-Wlogical-not-parentheses]
>    WARN_ON(!length > 0);
>
> gcc version 5.2.1
>
> Cc: Jayamohan Kallickal <jayamohan.kallickal@xxxxxxxxxxxxx>
> Cc: Minh Tran <minh.tran@xxxxxxxxxxxxx>
> Cc: John Soni Jose <sony.john-n@xxxxxxxxxxxxx>
> Cc: "James E.J. Bottomley" <JBottomley@xxxxxxxx>
> Signed-off-by: Tim Gardner <tim.gardner@xxxxxxxxxxxxx>
> ---
>   drivers/scsi/be2iscsi/be_main.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c
> index 7a6dbfb..5cdcd29 100644
> --- a/drivers/scsi/be2iscsi/be_main.c
> +++ b/drivers/scsi/be2iscsi/be_main.c
> @@ -3184,7 +3184,7 @@ be_sgl_create_contiguous(void *virtual_address,
>   {
>   	WARN_ON(!virtual_address);
>   	WARN_ON(!physical_address);
> -	WARN_ON(!length > 0);
> +	WARN_ON(!length);
>   	WARN_ON(!sgl);
>
>   	sgl->va = virtual_address;

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