From: Daniel Vetter <daniel.vetter@ffwll.ch>
Date: Mon, 23 Nov 2015 09:32:43 +0000 (+0100)
Subject: drm/armada: plug leak in dumb_map_offset
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=8d6185b55ceadea4fe3d7b451843786c4cae564e;p=linux-beck.git

drm/armada: plug leak in dumb_map_offset

We need to drop the gem bo reference if it's an imported one.

Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
---

diff --git a/drivers/gpu/drm/armada/armada_gem.c b/drivers/gpu/drm/armada/armada_gem.c
index aaf88641bfc5..2a3ef7938f30 100644
--- a/drivers/gpu/drm/armada/armada_gem.c
+++ b/drivers/gpu/drm/armada/armada_gem.c
@@ -285,7 +285,7 @@ int armada_gem_dumb_map_offset(struct drm_file *file, struct drm_device *dev,
 	/* Don't allow imported objects to be mapped */
 	if (obj->obj.import_attach) {
 		ret = -EINVAL;
-		goto err_unlock;
+		goto err_unref;
 	}
 
 	ret = drm_gem_create_mmap_offset(&obj->obj);
@@ -294,6 +294,7 @@ int armada_gem_dumb_map_offset(struct drm_file *file, struct drm_device *dev,
 		DRM_DEBUG_DRIVER("handle %#x offset %llx\n", handle, *offset);
 	}
 
+ err_unref:
 	drm_gem_object_unreference(&obj->obj);
  err_unlock:
 	mutex_unlock(&dev->struct_mutex);