This function does not need to return an error so make it return void.
This fixes the following coccicheck warning:
drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c:178:5-8: Unneeded
variable: "ret". Return "0" on line 193
Signed-off-by: Jason Yan <yanaijie@xxxxxxxxxx>
---
drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c | 14 +++-----------
1 file changed, 3 insertions(+), 11 deletions(-)
diff --git a/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c b/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c
index 11f2bebe3869..12df1955b1ef 100644
--- a/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c
+++ b/drivers/gpu/drm/msm/disp/dpu1/dpu_core_perf.c
@@ -167,7 +167,7 @@ int dpu_core_perf_crtc_check(struct drm_crtc *crtc,
return 0;
}
-static int _dpu_core_perf_crtc_update_bus(struct dpu_kms *kms,
+static void _dpu_core_perf_crtc_update_bus(struct dpu_kms *kms,
struct drm_crtc *crtc)
{
struct dpu_core_perf_params perf = { 0 };
@@ -175,7 +175,6 @@ static int _dpu_core_perf_crtc_update_bus(struct dpu_kms *kms,
= dpu_crtc_get_client_type(crtc);
struct drm_crtc *tmp_crtc;
struct dpu_crtc_state *dpu_cstate;
- int ret = 0;
drm_for_each_crtc(tmp_crtc, crtc->dev) {
if (tmp_crtc->enabled &&
@@ -190,7 +189,6 @@ static int _dpu_core_perf_crtc_update_bus(struct dpu_kms *kms,
dpu_cstate->new_perf.bw_ctl);
}
}
- return ret;
}
/**
@@ -335,14 +333,8 @@ int dpu_core_perf_crtc_update(struct drm_crtc *crtc,
trace_dpu_perf_crtc_update(crtc->base.id, new->bw_ctl,
new->core_clk_rate, stop_req, update_bus, update_clk);
- if (update_bus) {
- ret = _dpu_core_perf_crtc_update_bus(kms, crtc);
- if (ret) {
- DPU_ERROR("crtc-%d: failed to update bus bw vote\n",
- crtc->base.id);
- return ret;
- }
- }
+ if (update_bus)
+ _dpu_core_perf_crtc_update_bus(kms, crtc);
/*
* Update the clock after bandwidth vote to ensure
--
2.21.1
