Re: [PATCH] scsi: libfc: Fix potential NULL pointer dereference in fc_lport_ptp_setup

From: Simon Horman
Date: Fri Oct 13 2023 - 11:41:49 EST


On Wed, Oct 11, 2023 at 09:03:50PM +0800, Wenchao Hao wrote:
> fc_lport_ptp_setup() did not check the return value of fc_rport_create()
> which is possible to return NULL which would cause a NULL pointer
> dereference. Address this issue by checking return value of
> fc_rport_create() and log error message on fc_rport_create() failed.
>
> Signed-off-by: Wenchao Hao <haowenchao2@xxxxxxxxxx>

Thanks,

I verified that fc_lport_ptp_setup can return NULL (if kzalloc fails).

Reviewed-by: Simon Horman <horms@xxxxxxxxxx>