gpu: drm: amd: amdgpu: amdgpu_i2c: fix possible uninitialized-variable access in...

From Tuo Li
2254383788ff93a423e20068333b9f8376d56cb4 in linux 5.10.y/5.10.67
a211260c34cfadc6068fece8c9e99e0fe1e2a2b6 in mainline linux

diff --git a/sys/dev/pci/drm/amd/amdgpu/amdgpu_i2c.c b/sys/dev/pci/drm/amd/amdgpu/amdgpu_i2c.c
index 7255cf1..de81e6e 100644 (file)
--- a/sys/dev/pci/drm/amd/amdgpu/amdgpu_i2c.c
+++ b/sys/dev/pci/drm/amd/amdgpu/amdgpu_i2c.c
@@ -447,7 +447,7 @@ static void amdgpu_i2c_put_byte(struct amdgpu_i2c_chan *i2c_bus,
 void
 amdgpu_i2c_router_select_ddc_port(const struct amdgpu_connector *amdgpu_connector)
 {
-       u8 val;
+       u8 val = 0;
 
        if (!amdgpu_connector->router.ddc_valid)
                return;