[Freedreno] [PATCH 3/4] drm/msm/dpu: fix comparing pointer to 0 in dpu_vbif.c

[Zheng Bin]

Fixes coccicheck warning:

drivers/gpu/drm/msm/disp/dpu1/dpu_vbif.c:27:51-52: WARNING comparing pointer to 0
drivers/gpu/drm/msm/disp/dpu1/dpu_vbif.c:109:51-52: WARNING comparing pointer 
to 0
drivers/gpu/drm/msm/disp/dpu1/dpu_vbif.c:167:12-13: WARNING comparing pointer 
to 0
drivers/gpu/drm/msm/disp/dpu1/dpu_vbif.c:167:22-23: WARNING comparing pointer 
to 0

Reported-by: Hulk Robot <hul...@huawei.com>
Signed-off-by: Zheng Bin <zhengbi...@huawei.com>
---
 drivers/gpu/drm/msm/disp/dpu1/dpu_vbif.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_vbif.c 
b/drivers/gpu/drm/msm/disp/dpu1/dpu_vbif.c
index 93ab36b..5e8c3f3 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_vbif.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_vbif.c
@@ -24,7 +24,7 @@ static int _dpu_vbif_wait_for_xin_halt(struct dpu_hw_vbif 
*vbif, u32 xin_id)
        int rc;

        if (!vbif || !vbif->cap || !vbif->ops.get_halt_ctrl) {
-               DPU_ERROR("invalid arguments vbif %d\n", vbif != 0);
+               DPU_ERROR("invalid arguments vbif %d\n", vbif != NULL);
                return -EINVAL;
        }

@@ -106,7 +106,7 @@ static u32 _dpu_vbif_get_ot_limit(struct dpu_hw_vbif *vbif,
        u32 val;

        if (!vbif || !vbif->cap) {
-               DPU_ERROR("invalid arguments vbif %d\n", vbif != 0);
+               DPU_ERROR("invalid arguments vbif %d\n", vbif != NULL);
                return -EINVAL;
        }

@@ -164,7 +164,7 @@ void dpu_vbif_set_ot_limit(struct dpu_kms *dpu_kms,

        if (!vbif || !mdp) {
                DPU_DEBUG("invalid arguments vbif %d mdp %d\n",
-                               vbif != 0, mdp != 0);
+                               vbif != NULL, mdp != NULL);
                return;
        }

--
2.7.4

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