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authorMark Yao2016-04-29 09:39:53 +0200
committerMark Yao2016-05-03 08:11:23 +0200
commit2db00cf5a07b7c543392ff88163428509cda38ae (patch)
treed6c5da68fe53782c90f177e3f7b0244cc1ef80b6 /drivers/gpu/drm/rockchip/rockchip_drm_vop.c
parentdrm/rockchip: vop: fix iommu crash with async atomic (diff)
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drm/rockchip: vop: Initialize vskiplines to zero
There is a path that use vskiplines with non-initialize. That would cause vop abnormal behavior. Signed-off-by: Mark Yao <mark.yao@rock-chips.com>
Diffstat (limited to 'drivers/gpu/drm/rockchip/rockchip_drm_vop.c')
-rw-r--r--drivers/gpu/drm/rockchip/rockchip_drm_vop.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
index 8652bb132395..bf55cda356ba 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_vop.c
@@ -310,7 +310,7 @@ static void scl_vop_cal_scl_fac(struct vop *vop, const struct vop_win_data *win,
uint16_t vsu_mode;
uint16_t lb_mode;
uint32_t val;
- int vskiplines;
+ int vskiplines = 0;
if (dst_w > 3840) {
DRM_ERROR("Maximum destination width (3840) exceeded\n");