Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 4.10 127/129] drm: mxsfb: drm_dev_alloc() returns error pointers | Date | Thu, 11 May 2017 16:12:55 +0200 |
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4.10-stable review patch. If anyone has any objections, please let me know.
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From: Dan Carpenter <dan.carpenter@oracle.com>
commit e89e50ac35d9126907a436dabe70f9a8311b9981 upstream.
We should be checking for IS_ERR() instead of NULL because drm_dev_alloc() returns error pointers.
Fixes: 45d59d704080 ("drm: Add new driver for MXSFB controller") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch> Link: http://patchwork.freedesktop.org/patch/msgid/20161213122332.GA7519@elgon.mountain Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/gpu/drm/mxsfb/mxsfb_drv.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
--- a/drivers/gpu/drm/mxsfb/mxsfb_drv.c +++ b/drivers/gpu/drm/mxsfb/mxsfb_drv.c @@ -395,8 +395,8 @@ static int mxsfb_probe(struct platform_d pdev->id_entry = of_id->data; drm = drm_dev_alloc(&mxsfb_driver, &pdev->dev); - if (!drm) - return -ENOMEM; + if (IS_ERR(drm)) + return PTR_ERR(drm); ret = mxsfb_load(drm, 0); if (ret)
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