[PATCH] drm/amdgpu: fix ACA bank count boundary check error

Yang Wang kevinyang.wang at amd.com
Wed Nov 6 06:58:39 UTC 2024


fix ACA bank count boundary check error.

Fixes: f5e4cc8461c4 ("drm/amdgpu: implement RAS ACA driver framework")

Signed-off-by: Yang Wang <kevinyang.wang at 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 2ca127173135..9d6345146495 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_aca.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_aca.c
@@ -158,7 +158,7 @@ static int aca_smu_get_valid_aca_banks(struct amdgpu_device *adev, enum aca_smu_
 		return -EINVAL;
 	}
 
-	if (start + count >= max_count)
+	if (start + count > max_count)
 		return -EINVAL;
 
 	count = min_t(int, count, max_count);
-- 
2.34.1



More information about the amd-gfx mailing list