Re: [PATCH] scsi: be2iscsi: fix a memleak in beiscsi_init_wrb_handle

From: Mike Christie
Date: Mon Nov 27 2023 - 16:33:03 EST


On 11/23/23 2:19 AM, Dinghao Liu wrote:
> When an error occurs in the for loop of beiscsi_init_wrb_handle(),
> we should free phwi_ctxt->be_wrbq before returning an error code
> to prevent potential memleak.
>
> Fixes: a7909b396ba7 ("[SCSI] be2iscsi: Fix dynamic CID allocation Mechanism in driver")
> Signed-off-by: Dinghao Liu <dinghao.liu@xxxxxxxxxx>
> ---
> drivers/scsi/be2iscsi/be_main.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c
> index e48f14ad6dfd..06acb5ff609e 100644
> --- a/drivers/scsi/be2iscsi/be_main.c
> +++ b/drivers/scsi/be2iscsi/be_main.c
> @@ -2710,6 +2710,7 @@ static int beiscsi_init_wrb_handle(struct beiscsi_hba *phba)
> kfree(pwrb_context->pwrb_handle_base);
> kfree(pwrb_context->pwrb_handle_basestd);
> }
> + kfree(phwi_ctxt->be_wrbq);
> return -ENOMEM;
> }
>

Reviewed-by: Mike Christie <michael.christie@xxxxxxxxxx>