Simply forgotten about this when I was doing my general cleansing of
simple gem mmap offset functions. There's nothing but core functions
called here, and they all have their own protection already.
Signed-off-by: Daniel Vetter <daniel.vetter@xxxxxxxxx>
---
drivers/gpu/drm/gma500/gem.c | 13 +++----------
1 file changed, 3 insertions(+), 10 deletions(-)
diff --git a/drivers/gpu/drm/gma500/gem.c b/drivers/gpu/drm/gma500/gem.c
index e3bdc8b1c32c..f0357f525f56 100644
--- a/drivers/gpu/drm/gma500/gem.c
+++ b/drivers/gpu/drm/gma500/gem.c
@@ -62,15 +62,10 @@ int psb_gem_dumb_map_gtt(struct drm_file *file, struct drm_device *dev,
int ret = 0;
struct drm_gem_object *obj;
- mutex_lock(&dev->struct_mutex);
-
/* GEM does all our handle to object mapping */
obj = drm_gem_object_lookup(dev, file, handle);
- if (obj == NULL) {
- ret = -ENOENT;
- goto unlock;
- }
- /* What validation is needed here ? */
+ if (obj == NULL)
+ return -ENOENT;
/* Make it mmapable */
ret = drm_gem_create_mmap_offset(obj);
@@ -78,9 +73,7 @@ int psb_gem_dumb_map_gtt(struct drm_file *file, struct drm_device *dev,
goto out;
*offset = drm_vma_node_offset_addr(&obj->vma_node);
out:
- drm_gem_object_unreference(obj);
-unlock:
- mutex_unlock(&dev->struct_mutex);
+ drm_gem_object_unreference_unlocked(obj);
return ret;
}
--
2.5.1
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