Am 28.05.21 um 11:29 schrieb Jiapeng Chong:
In the function amdgpu_uvd_cs_msg(), every branch in the switch
statement will have a return, so the code below the switch statement
will not be executed.
Eliminate the follow smatch warning:
drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c:845 amdgpu_uvd_cs_msg() warn:
ignoring unreachable code.
Reported-by: Abaci Robot <ab...@linux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.ch...@linux.alibaba.com>
Reviewed-by: Christian König <christian.koe...@amd.com>
---
Changes in v2:
-For the follow advice: https://lore.kernel.org/patchwork/patch/1435968/
drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
index c6dbc08..35f6874 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
@@ -829,9 +829,8 @@ static int amdgpu_uvd_cs_msg(struct amdgpu_uvd_cs_ctx *ctx,
default:
DRM_ERROR("Illegal UVD message type (%d)!\n", msg_type);
- return -EINVAL;
}
- BUG();
+
return -EINVAL;
}
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