[PATCH v2] drm/msm/dpu: removed logically dead code

From: Ameer Hamza
Date: Fri Dec 03 2021 - 14:33:14 EST


Fixed coverity warning by removing the dead code

Addresses-Coverity: 1494147 ("Logically dead code")

Signed-off-by: Ameer Hamza <amhamza.mgc@xxxxxxxxx>

---
Changes in v2:
removed the 'fail' part completely by moving DPU_ERROR and return statement in place of corresponding goto statements.
---
.../drm/msm/disp/dpu1/dpu_encoder_phys_vid.c | 17 +++++------------
1 file changed, 5 insertions(+), 12 deletions(-)

diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c
index 185379b18572..ddd9d89cd456 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_encoder_phys_vid.c
@@ -698,17 +698,17 @@ struct dpu_encoder_phys *dpu_encoder_phys_vid_init(
{
struct dpu_encoder_phys *phys_enc = NULL;
struct dpu_encoder_irq *irq;
- int i, ret = 0;
+ int i;

if (!p) {
- ret = -EINVAL;
- goto fail;
+ DPU_ERROR("failed to create encoder due to invalid parameter\n");
+ return ERR_PTR(-EINVAL);
}

phys_enc = kzalloc(sizeof(*phys_enc), GFP_KERNEL);
if (!phys_enc) {
- ret = -ENOMEM;
- goto fail;
+ DPU_ERROR("failed to create encoder due to memory allocation error\n");
+ return ERR_PTR(-ENOMEM);
}

phys_enc->hw_mdptop = p->dpu_kms->hw_mdp;
@@ -748,11 +748,4 @@ struct dpu_encoder_phys *dpu_encoder_phys_vid_init(
DPU_DEBUG_VIDENC(phys_enc, "created intf idx:%d\n", p->intf_idx);

return phys_enc;
-
-fail:
- DPU_ERROR("failed to create encoder\n");
- if (phys_enc)
- dpu_encoder_phys_vid_destroy(phys_enc);
-
- return ERR_PTR(ret);
}
--
2.25.1