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drm: ARM HDLCD - fix an error code

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We accidentally return PTR_ERR(NULL) which is success instead of a
negative error code.

Fixes: 879e40bea6f2 ('drm: ARM HDLCD - get rid of devm_clk_put()')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Liviu Dudau <Liviu.Dudau@arm.com>
This commit is contained in:
Dan Carpenter 2016-04-02 08:42:24 +03:00 committed by Liviu Dudau
parent 61a6dcd77a
commit 69c2565a3c
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/arm/hdlcd_drv.c
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@ -55,8 +55,9 @@ static int hdlcd_load(struct drm_device *drm, unsigned long flags)
hdlcd->mmio = devm_ioremap_resource(drm->dev, res);
if (IS_ERR(hdlcd->mmio)) {
DRM_ERROR("failed to map control registers area\n");
ret = PTR_ERR(hdlcd->mmio);
hdlcd->mmio = NULL;
return PTR_ERR(hdlcd->mmio);
return ret;
}
version = hdlcd_read(hdlcd, HDLCD_REG_VERSION);