Re: [PATCH] scsi: srp_transport: Fix 'always false comparison' in srp_tmo_valid()

From: Augusto Mecking Caringi
Date: Fri Jan 27 2017 - 05:09:36 EST


On Thu, Jan 26, 2017 at 3:11 PM, Bart Van Assche
<Bart.VanAssche@xxxxxxxxxxx> wrote:
> This patch is wrong. The purpose of the dev_loss_tmo >= LONG_MAX / HZ check
> is to avoid that the expression 1UL * dev_loss_tmo * HZ further down
> overflows. Can you check whether changing the if-statement into if (1UL *
> dev_loss_tmo >= LONG_MAX / HZ) also suppresses the compiler warning?

Hi Bart,

Right, now a I see...

Doing your proposed change the warning go away...

Do you want me to send a new patch for that?

--
Augusto Mecking Caringi