From: Daniel Vetter <daniel.vetter@ffwll.ch>
Date: Sat, 5 Apr 2014 08:25:18 +0000 (+0200)
Subject: drm/udl: Initialize ret in udl_driver_load
X-Git-Tag: next-20140502~52^2~1^2~4
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=e39a52da87fc49eeb0a91e7db3c30bd61e87bdb7;p=karo-tx-linux.git

drm/udl: Initialize ret in udl_driver_load

We need to set it to -ENODEV when we don't recognize the device.
Otherwise we return/print stack garbage.

Spotted by coverity.

Reviewed-by: David Herrmann <dh.herrmann@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---

diff --git a/drivers/gpu/drm/udl/udl_main.c b/drivers/gpu/drm/udl/udl_main.c
index f5ae57406f34..e1038a945f40 100644
--- a/drivers/gpu/drm/udl/udl_main.c
+++ b/drivers/gpu/drm/udl/udl_main.c
@@ -294,6 +294,7 @@ int udl_driver_load(struct drm_device *dev, unsigned long flags)
 	dev->dev_private = udl;
 
 	if (!udl_parse_vendor_descriptor(dev, dev->usbdev)) {
+		ret = -ENODEV;
 		DRM_ERROR("firmware not recognized. Assume incompatible device\n");
 		goto err;
 	}