From: Steve Longerbeam <slongerbeam@gmail.com>
To: Dan Carpenter <dan.carpenter@oracle.com>
Cc: Philipp Zabel <p.zabel@pengutronix.de>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Shawn Guo <shawnguo@kernel.org>,
Sascha Hauer <s.hauer@pengutronix.de>,
Pengutronix Kernel Team <kernel@pengutronix.de>,
Fabio Estevam <festevam@gmail.com>,
NXP Linux Team <linux-imx@nxp.com>,
Hans Verkuil <hans.verkuil@cisco.com>,
linux-media@vger.kernel.org, kernel-janitors@vger.kernel.org
Subject: Re: [PATCH] media: staging/imx: Missing assignment in imx_media_capture_device_register()
Date: Tue, 11 Feb 2020 10:10:57 -0800 [thread overview]
Message-ID: <8cafab51-93d9-9596-bf4d-d8990df7ccda@gmail.com> (raw)
In-Reply-To: <20200211073522.jobdu256d22c3y32@kili.mountain>
Thanks for catching. Tested on a imx6 sabreauto and it's fine.
On 2/10/20 11:35 PM, Dan Carpenter wrote:
> There was supposed to be a "ret = " assignment here, otherwise the
> error handling on the next line won't work.
>
> Fixes: 64b5a49df486 ("[media] media: imx: Add Capture Device Interface")
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Steve Longerbeam <slongerbeam@gmail.com>
> ---
> Not tested. Sometimes in these situations the function could be
> returning something bogus but no one knew because the assignment wasn't
> there. So it's best to test these.
>
> drivers/staging/media/imx/imx-media-capture.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/staging/media/imx/imx-media-capture.c b/drivers/staging/media/imx/imx-media-capture.c
> index 7712e7be8625..df0bf680721b 100644
> --- a/drivers/staging/media/imx/imx-media-capture.c
> +++ b/drivers/staging/media/imx/imx-media-capture.c
> @@ -778,7 +778,7 @@ int imx_media_capture_device_register(struct imx_media_video_dev *vdev)
> /* setup default format */
> fmt_src.pad = priv->src_sd_pad;
> fmt_src.which = V4L2_SUBDEV_FORMAT_ACTIVE;
> - v4l2_subdev_call(sd, pad, get_fmt, NULL, &fmt_src);
> + ret = v4l2_subdev_call(sd, pad, get_fmt, NULL, &fmt_src);
> if (ret) {
> v4l2_err(sd, "failed to get src_sd format\n");
> goto unreg;
prev parent reply other threads:[~2020-02-11 18:11 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-11 7:35 [PATCH] media: staging/imx: Missing assignment in imx_media_capture_device_register() Dan Carpenter
2020-02-11 18:10 ` Steve Longerbeam [this message]
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