linux-kernel - RE: [PATCH 1/1] bfa: Fix for possible null pointer dereference

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Date:	Tue, 28 May 2013 03:29:04 -0600
From:	Vijaya Mohan Guvva Guvva <vmohan@...cade.com>
To:	Jakob Normark <jakobnormark@...il.com>,
	Anil Gurumurthy <agurumur@...cade.com>,
	"James E.J. Bottomley" <JBottomley@...allels.com>
CC:	"linux-scsi@...r.kernel.org" <linux-scsi@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH 1/1] bfa: Fix for possible null pointer dereference

> -----Original Message-----
> From: linux-scsi-owner@...r.kernel.org [mailto:linux-scsi-
> owner@...r.kernel.org] On Behalf Of Jakob Normark
> Sent: Monday, May 27, 2013 1:21 AM
> To: Anil Gurumurthy; Vijaya Mohan Guvva Guvva; James E.J. Bottomley
> Cc: linux-scsi@...r.kernel.org; linux-kernel@...r.kernel.org; Jakob Normark
> Subject: [PATCH 1/1] bfa: Fix for possible null pointer dereference
> 
> Fix for cppcheck error in bfa_fcs_lport.c
> 
> Kernel version: v3.10-rc2
> 
> Signed-off-by: Jakob Normark <jakobnormark@...il.com>
> ---
>  drivers/scsi/bfa/bfa_fcs_lport.c |    3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/scsi/bfa/bfa_fcs_lport.c b/drivers/scsi/bfa/bfa_fcs_lport.c
> index 1224d04..a37c45a 100644
> --- a/drivers/scsi/bfa/bfa_fcs_lport.c
> +++ b/drivers/scsi/bfa/bfa_fcs_lport.c
> @@ -5615,13 +5615,14 @@
> bfa_fcs_lport_get_rport_max_speed(bfa_fcs_lport_t *port)
>  	bfa_port_speed_t max_speed = 0;
>  	struct bfa_port_attr_s port_attr;
>  	bfa_port_speed_t port_speed, rport_speed;
> -	bfa_boolean_t trl_enabled = bfa_fcport_is_ratelim(port->fcs->bfa);
> +	bfa_boolean_t trl_enabled;
> 
> 
>  	if (port == NULL)
>  		return 0;
> 
>  	fcs = port->fcs;
> +	trl_enabled = bfa_fcport_is_ratelim(port->fcs->bfa);
> 
>  	/* Get Physical port's current speed */
>  	bfa_fcport_get_attr(port->fcs->bfa, &port_attr);
> --
> 1.7.9.5
> 
> --

Changes looks good. Thanks for the patch.
Acked-by: Vijay Mohan Guvva <vmohan@...cade.com>

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