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From: Bradley Grove <bgrove@attotech.com>
To: Tomas Henzl <thenzl@redhat.com>,
	linux-scsi@vger.kernel.org,
	James Bottomley <James.Bottomley@HansenPartnership.com>
Subject: Re: [PATCH 2/3] esas2r: fix an error path in esas2r_ioctl_handler
Date: Mon, 24 Nov 2014 15:56:16 -0500	[thread overview]
Message-ID: <54739B70.5030401@attotech.com> (raw)
In-Reply-To: <1416144934-21338-3-git-send-email-thenzl@redhat.com>


Acked-by: Bradley Grove <bgrove@attotech.com>

Thanks,
Brad


On 11/16/2014 08:35 AM, Tomas Henzl wrote:
> Is seems strange to manipulate nvram_semaphore when in this place,
> this patch fixes it.
>
> Signed-off-by: Tomas Henzl <thenzl@redhat.com>
> ---
>   drivers/scsi/esas2r/esas2r_ioctl.c | 7 ++++---
>   1 file changed, 4 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/scsi/esas2r/esas2r_ioctl.c b/drivers/scsi/esas2r/esas2r_ioctl.c
> index 9ac8207554..c88b9f9491 100644
> --- a/drivers/scsi/esas2r/esas2r_ioctl.c
> +++ b/drivers/scsi/esas2r/esas2r_ioctl.c
> @@ -1420,9 +1420,10 @@ int esas2r_ioctl_handler(void *hostdata, int cmd, void __user *arg)
>
>   		rq = esas2r_alloc_request(a);
>   		if (rq == NULL) {
> -			up(&a->nvram_semaphore);
> -			ioctl->data.prw.code = 0;
> -			break;
> +			kfree(ioctl);
> +			esas2r_log(ESAS2R_LOG_WARN,
> +			   "could not allocate an internal request");
> +			return -ENOMEM;
>   		}
>
>   		code = esas2r_write_params(a, rq,
>


  reply	other threads:[~2014-11-24 21:08 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-11-16 13:35 [PATCH 0/3] esas2r: few minor fixes Tomas Henzl
2014-11-16 13:35 ` [PATCH 1/3] esas2r: fir error handling in do_fm_api Tomas Henzl
2014-11-24 20:53   ` Bradley Grove
2014-11-16 13:35 ` [PATCH 2/3] esas2r: fix an error path in esas2r_ioctl_handler Tomas Henzl
2014-11-24 20:56   ` Bradley Grove [this message]
2014-11-16 13:35 ` [PATCH 3/3] esas2r: fix an oversight in setting return value Tomas Henzl
2014-11-24 20:58   ` Bradley Grove
2014-11-24 20:58   ` Bradley Grove
2014-11-25 14:43 ` [PATCH 0/3] esas2r: few minor fixes Christoph Hellwig

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