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Message-ID: <30b2622a-a04b-6b17-c50a-e6920be359ae@oracle.com>
Date:   Sun, 26 Jul 2020 00:31:44 -0500
From:   Mike Christie <michael.christie@...cle.com>
To:     Jing Xiangfeng <jingxiangfeng@...wei.com>, lduncan@...e.com,
        cleech@...hat.com, jejb@...ux.ibm.com, martin.petersen@...cle.com
Cc:     open-iscsi@...glegroups.com, linux-scsi@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-mm@...ck.org
Subject: Re: [PATCH] scsi: iscsi: Do not put host in
 iscsi_set_flashnode_param()

On 6/15/20 3:12 AM, Jing Xiangfeng wrote:
> If scsi_host_lookup() failes we will jump to put_host, which may
> cause panic. Jump to exit_set_fnode to fix it.
> 
> Signed-off-by: Jing Xiangfeng <jingxiangfeng@...wei.com>
> ---
>  drivers/scsi/scsi_transport_iscsi.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c
> index f4cc08e..c5e99f9 100644
> --- a/drivers/scsi/scsi_transport_iscsi.c
> +++ b/drivers/scsi/scsi_transport_iscsi.c
> @@ -3291,7 +3291,7 @@ static int iscsi_set_flashnode_param(struct iscsi_transport *transport,
>  		pr_err("%s could not find host no %u\n",
>  		       __func__, ev->u.set_flashnode.host_no);
>  		err = -ENODEV;
> -		goto put_host;
> +		goto exit_set_fnode;
>  	}
>  
>  	idx = ev->u.set_flashnode.flashnode_idx;
> 

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

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