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authorRakib Mullick <rakib.mullick@gmail.com>2011-11-15 19:49:28 +0100
committerKeith Packard <keithp@keithp.com>2011-11-17 21:57:45 +0100
commit457eafce618cf89125da9d79751d81241bd3fa34 (patch)
tree135c57845c4197feeb100c467cb2e7a9981b8d9d /drivers/gpu
parentdrm/i915: Use DPCD value for max DP lanes. (diff)
downloadlinux-457eafce618cf89125da9d79751d81241bd3fa34.tar.xz
linux-457eafce618cf89125da9d79751d81241bd3fa34.zip
drm, i915: Fix memory leak in i915_gem_busy_ioctl().
A call to i915_add_request() has been made in function i915_gem_busy_ioctl(). i915_add_request can fail, so in it's exit path previously allocated memory needs to be freed. Signed-off-by: Rakib Mullick <rakib.mullick@gmail.com> Reviewed-by: Keith Packard <keithp@keithp.com> Signed-off-by: Keith Packard <keithp@keithp.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/i915/i915_gem.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index ed0b68fdb970..8359dc777041 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -3512,9 +3512,11 @@ i915_gem_busy_ioctl(struct drm_device *dev, void *data,
* so emit a request to do so.
*/
request = kzalloc(sizeof(*request), GFP_KERNEL);
- if (request)
+ if (request) {
ret = i915_add_request(obj->ring, NULL, request);
- else
+ if (ret)
+ kfree(request);
+ } else
ret = -ENOMEM;
}