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| author | Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> | 2015-03-05 19:41:04 +0200 |
|---|---|---|
| committer | Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com> | 2015-03-19 12:00:21 +0200 |
| commit | de115fac7388264f6f1865a12ea6e4101bd05c48 (patch) | |
| tree | c1de8003b25ad3b5092b737a15f4f73b7e656f6f /drivers/gpu/drm/rcar-du/rcar_du_plane.c | |
| parent | 343e0d2b58117f58afd3718e863addcc357c01de (diff) | |
| download | linux-stable-de115fac7388264f6f1865a12ea6e4101bd05c48.tar.gz linux-stable-de115fac7388264f6f1865a12ea6e4101bd05c48.tar.bz2 linux-stable-de115fac7388264f6f1865a12ea6e4101bd05c48.zip | |
drm: rcar-du: Fix framebuffer reference leak through plane state
Plane state duplication takes a reference to the framebuffer stored in
the state, but state destroy doesn't release it. This causes a reference
leak. Fix it.
Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Diffstat (limited to 'drivers/gpu/drm/rcar-du/rcar_du_plane.c')
| -rw-r--r-- | drivers/gpu/drm/rcar-du/rcar_du_plane.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/rcar-du/rcar_du_plane.c b/drivers/gpu/drm/rcar-du/rcar_du_plane.c index 35a2f04ab799..210e5c3fd982 100644 --- a/drivers/gpu/drm/rcar-du/rcar_du_plane.c +++ b/drivers/gpu/drm/rcar-du/rcar_du_plane.c @@ -316,6 +316,9 @@ rcar_du_plane_atomic_duplicate_state(struct drm_plane *plane) static void rcar_du_plane_atomic_destroy_state(struct drm_plane *plane, struct drm_plane_state *state) { + if (state->fb) + drm_framebuffer_unreference(state->fb); + kfree(to_rcar_du_plane_state(state)); } |