[PATCH] gma500: handling failed allocation

[Insu Yun]

Since drm_property_create_range can be failed in memory pressure, 
it needs to be handled.

Signed-off-by: Insu Yun <wuninsu at gmail.com>
---
 drivers/gpu/drm/gma500/framebuffer.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/gma500/framebuffer.c 
b/drivers/gpu/drm/gma500/framebuffer.c
index cb95765..31085e4 100644
--- a/drivers/gpu/drm/gma500/framebuffer.c
+++ b/drivers/gpu/drm/gma500/framebuffer.c
@@ -683,6 +683,8 @@ static int psb_create_backlight_property(struct drm_device 
*dev)
                return 0;

        backlight = drm_property_create_range(dev, 0, "backlight", 0, 100);
+       if (!backlight)
+               return -ENOMEM;

        dev_priv->backlight_property = backlight;

-- 
1.9.1