linux-kernel - [PATCH] drm/i915: silence compiler warning

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Date:	Wed, 8 Jan 2014 09:56:31 +0800
From:	Ying Xue <ying.xue@...driver.com>
To:	<daniel.vetter@...ll.ch>
CC:	<linux-kernel@...r.kernel.org>, <ying.xue@...driver.com>
Subject: [PATCH] drm/i915: silence compiler warning

drivers/gpu/drm/i915/i915_debugfs.c: In function ‘display_crc_ctl_write’:
drivers/gpu/drm/i915/i915_debugfs.c:2393:2: warning: ‘val’ may be used uninitialized in this function [-Wuninitialized]
drivers/gpu/drm/i915/i915_debugfs.c:2350:6: note: ‘val’ was declared here

Signed-off-by: Ying Xue <ying.xue@...driver.com>
---
 drivers/gpu/drm/i915/i915_debugfs.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index 6ed45a9..7963ba5 100644
--- a/drivers/gpu/drm/i915/i915_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -2347,7 +2347,7 @@ static int pipe_crc_set_source(struct drm_device *dev, enum pipe pipe,
 {
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	struct intel_pipe_crc *pipe_crc = &dev_priv->pipe_crc[pipe];
-	u32 val;
+	u32 val = 0;
 	int ret;
 
 	if (pipe_crc->source == source)
-- 
1.7.9.5

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