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drm/qxl: unref cursor bo when finished with it 

qxl_cursor_atomic_update allocs a bo for the cursor that
it never frees up at the end of the function.

This commit fixes that.

Signed-off-by: Ray Strode <rstrode@redhat.com>
Cc: stable@vger.kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Ray Strode 2017-11-27 16:50:09 -05:00 committed by Dave Airlie
parent 3f1f0b1c57
commit 16c6db3688
1 changed files with 3 additions and 1 deletions
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4
drivers/gpu/drm/qxl/qxl_display.c
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@ -575,7 +575,7 @@ static void qxl_cursor_atomic_update(struct drm_plane *plane,
struct qxl_cursor_cmd *cmd; struct qxl_cursor_cmd *cmd;
struct qxl_cursor *cursor; struct qxl_cursor *cursor;
struct drm_gem_object *obj; struct drm_gem_object *obj;
struct qxl_bo *cursor_bo, *user_bo = NULL; struct qxl_bo *cursor_bo = NULL, *user_bo = NULL;
int ret; int ret;
void *user_ptr; void *user_ptr;
int size = 64*64*4; int size = 64*64*4;
@ -645,6 +645,8 @@ static void qxl_cursor_atomic_update(struct drm_plane *plane,
qxl_push_cursor_ring_release(qdev, release, QXL_CMD_CURSOR, false); qxl_push_cursor_ring_release(qdev, release, QXL_CMD_CURSOR, false);
qxl_release_fence_buffer_objects(release); qxl_release_fence_buffer_objects(release);
qxl_bo_unref(&cursor_bo);
return; return;
out_backoff: out_backoff: