From e6ae021adb79e5f4c4bc4362dd651d7b8b646340 Mon Sep 17 00:00:00 2001
From: Jesse Zhang <jesse.zhang@amd.com>
Date: Thu, 9 May 2024 13:17:47 +0800
Subject: [PATCH] drm/amdgpu: fix the warning bad bit shift operation for
 aca_error_type type

Filter invalid aca error types before performing a shift operation.

Signed-off-by: Jesse Zhang <Jesse.Zhang@amd.com>
Reviewed-by: Yang Wang <kevinyang.wang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_aca.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_aca.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_aca.c
index 28febf33fb1bc..9e3560c190e31 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_aca.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_aca.c
@@ -534,7 +534,7 @@ int amdgpu_aca_get_error_data(struct amdgpu_device *adev, struct aca_handle *han
 	if (aca_handle_is_valid(handle))
 		return -EOPNOTSUPP;
 
-	if (!(BIT(type) & handle->mask))
+	if ((type < 0) || (!(BIT(type) & handle->mask)))
 		return  0;
 
 	return __aca_get_error_data(adev, handle, type, err_data, qctx);
-- 
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