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* [patch] i915: fix small leak on error path
@ 2010-03-06 11:05 Dan Carpenter
  2010-03-06 11:50 ` Daniel Vetter
  0 siblings, 1 reply; 3+ messages in thread
From: Dan Carpenter @ 2010-03-06 11:05 UTC (permalink / raw)
  To: David Airlie
  Cc: Luca Barbieri, Daniel Vetter, kernel-janitors, linux-kernel,
	dri-devel

We should free "params" before returning.

Signed-off-by: Dan Carpenter <error27@gmail.com>

diff --git a/drivers/gpu/drm/i915/intel_overlay.c b/drivers/gpu/drm/i915/intel_overlay.c
index d355d1d..60595fc 100644
--- a/drivers/gpu/drm/i915/intel_overlay.c
+++ b/drivers/gpu/drm/i915/intel_overlay.c
@@ -1068,14 +1068,18 @@ int intel_overlay_put_image(struct drm_device *dev, void *data,
 
 	drmmode_obj = drm_mode_object_find(dev, put_image_rec->crtc_id,
                         DRM_MODE_OBJECT_CRTC);
-	if (!drmmode_obj)
-		return -ENOENT;
+	if (!drmmode_obj) {
+		ret = -ENOENT;
+		goto out_free;
+	}
 	crtc = to_intel_crtc(obj_to_crtc(drmmode_obj));
 
 	new_bo = drm_gem_object_lookup(dev, file_priv,
 			put_image_rec->bo_handle);
-	if (!new_bo)
-		return -ENOENT;
+	if (!new_bo) {
+		ret = -ENOENT;
+		goto out_free;
+	}
 
 	mutex_lock(&dev->mode_config.mutex);
 	mutex_lock(&dev->struct_mutex);
@@ -1165,6 +1169,7 @@ out_unlock:
 	mutex_unlock(&dev->struct_mutex);
 	mutex_unlock(&dev->mode_config.mutex);
 	drm_gem_object_unreference_unlocked(new_bo);
+out_free:
 	kfree(params);
 
 	return ret;

^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [patch] i915: fix small leak on error path
  2010-03-06 11:05 [patch] i915: fix small leak on error path Dan Carpenter
@ 2010-03-06 11:50 ` Daniel Vetter
  2010-03-17 20:30   ` Eric Anholt
  0 siblings, 1 reply; 3+ messages in thread
From: Daniel Vetter @ 2010-03-06 11:50 UTC (permalink / raw)
  To: Dan Carpenter, David Airlie, Eric Anholt, Daniel Vetter,
	maximlevitsky, Chris Wilson, Luca Barbieri, dri-devel,
	linux-kernel, kernel-janitors

Oh, dang. Thanks for catching this. Eric, please merge.

Cc: stable@kernel.org (for .33)
Reviewed-by: Daniel Vetter <daniel@ffwll.ch>

On Sat, Mar 06, 2010 at 02:05:39PM +0300, Dan Carpenter wrote:
> We should free "params" before returning.
> 
> Signed-off-by: Dan Carpenter <error27@gmail.com>
> 
> diff --git a/drivers/gpu/drm/i915/intel_overlay.c b/drivers/gpu/drm/i915/intel_overlay.c
> index d355d1d..60595fc 100644
> --- a/drivers/gpu/drm/i915/intel_overlay.c
> +++ b/drivers/gpu/drm/i915/intel_overlay.c
> @@ -1068,14 +1068,18 @@ int intel_overlay_put_image(struct drm_device *dev, void *data,
>  
>  	drmmode_obj = drm_mode_object_find(dev, put_image_rec->crtc_id,
>                          DRM_MODE_OBJECT_CRTC);
> -	if (!drmmode_obj)
> -		return -ENOENT;
> +	if (!drmmode_obj) {
> +		ret = -ENOENT;
> +		goto out_free;
> +	}
>  	crtc = to_intel_crtc(obj_to_crtc(drmmode_obj));
>  
>  	new_bo = drm_gem_object_lookup(dev, file_priv,
>  			put_image_rec->bo_handle);
> -	if (!new_bo)
> -		return -ENOENT;
> +	if (!new_bo) {
> +		ret = -ENOENT;
> +		goto out_free;
> +	}
>  
>  	mutex_lock(&dev->mode_config.mutex);
>  	mutex_lock(&dev->struct_mutex);
> @@ -1165,6 +1169,7 @@ out_unlock:
>  	mutex_unlock(&dev->struct_mutex);
>  	mutex_unlock(&dev->mode_config.mutex);
>  	drm_gem_object_unreference_unlocked(new_bo);
> +out_free:
>  	kfree(params);
>  
>  	return ret;

-- 
Daniel Vetter
Mail: daniel@ffwll.ch
Mobile: +41 (0)79 365 57 48

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [patch] i915: fix small leak on error path
  2010-03-06 11:50 ` Daniel Vetter
@ 2010-03-17 20:30   ` Eric Anholt
  0 siblings, 0 replies; 3+ messages in thread
From: Eric Anholt @ 2010-03-17 20:30 UTC (permalink / raw)
  To: Daniel Vetter, Dan Carpenter, David Airlie, Daniel Vetter,
	maximlevitsky, Chris Wilson, Luca Barbieri, dri-devel,
	linux-kernel, kernel-janitors

[-- Attachment #1: Type: text/plain, Size: 419 bytes --]

On Sat, 6 Mar 2010 12:50:54 +0100, Daniel Vetter <daniel@ffwll.ch> wrote:
> Oh, dang. Thanks for catching this. Eric, please merge.
> 
> Cc: stable@kernel.org (for .33)
> Reviewed-by: Daniel Vetter <daniel@ffwll.ch>
> 
> On Sat, Mar 06, 2010 at 02:05:39PM +0300, Dan Carpenter wrote:
> > We should free "params" before returning.
> > 
> > Signed-off-by: Dan Carpenter <error27@gmail.com>

Applied.  Thanks!

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^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2010-03-17 20:30 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
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2010-03-06 11:05 [patch] i915: fix small leak on error path Dan Carpenter
2010-03-06 11:50 ` Daniel Vetter
2010-03-17 20:30   ` Eric Anholt

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