From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andrzej Hajda Date: Tue, 22 Sep 2015 12:55:09 +0000 Subject: Re: [patch] drm/layerscape: fix a signedness bug Message-Id: <56014FAD.7010805@samsung.com> List-Id: References: <20150922123104.GB27407@mwanda> In-Reply-To: <20150922123104.GB27407@mwanda> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Dan Carpenter , Jianwei Wang Cc: kernel-janitors@vger.kernel.org, dri-devel@lists.freedesktop.org, Alison Wang Hi, I have posted the same patch yesterday [1]. http://permalink.gmane.org/gmane.comp.video.dri.devel/136945 Regards Andrzej On 09/22/2015 02:31 PM, Dan Carpenter wrote: > "index" needs to be signed for the error handling to work. Really "ret" > should be an int as well. > > Fixes: 109eee2f2a18 ('drm/layerscape: Add Freescale DCU DRM driver') > Signed-off-by: Dan Carpenter > > diff --git a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_plane.c b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_plane.c > index 82be6b8..d1e300d 100644 > --- a/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_plane.c > +++ b/drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_plane.c > @@ -58,7 +58,8 @@ static void fsl_dcu_drm_plane_atomic_disable(struct drm_plane *plane, > struct drm_plane_state *old_state) > { > struct fsl_dcu_drm_device *fsl_dev = plane->dev->dev_private; > - unsigned int index, value, ret; > + unsigned int value; > + int index, ret; > > index = fsl_dcu_drm_plane_index(plane); > if (index < 0) > _______________________________________________ > dri-devel mailing list > dri-devel@lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/dri-devel >