[PATCH 4/4] drm/drm_stub: Remove unnecessary null check before kfree.

[Sachin Kamat]

kfree on a null argument is a no-op.
Silences the following smatch warning:
drivers/gpu/drm/drm_stub.c:496 drm_put_dev() info:
redundant null check on dev->devname calling kfree()

Signed-off-by: Sachin Kamat <sachin.kamat at linaro.org>
---
 drivers/gpu/drm/drm_stub.c |    5 +----
 1 files changed, 1 insertions(+), 4 deletions(-)

diff --git a/drivers/gpu/drm/drm_stub.c b/drivers/gpu/drm/drm_stub.c
index c236fd2..2d4beff 100644
--- a/drivers/gpu/drm/drm_stub.c
+++ b/drivers/gpu/drm/drm_stub.c
@@ -492,10 +492,7 @@ void drm_put_dev(struct drm_device *dev)
        drm_put_minor(&dev->primary);

        list_del(&dev->driver_item);
-       if (dev->devname) {
-               kfree(dev->devname);
-               dev->devname = NULL;
-       }
+       kfree(dev->devname);
        kfree(dev);
 }
 EXPORT_SYMBOL(drm_put_dev);
-- 
1.7.4.1