drm/amdgpu: Fix unsigned comparison with zero in gmc_v9_0_process_interrupt()

Smatch warns:
	drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c:579:
	unsigned 'xcc_id' is never less than zero.

gfx_v9_4_3_ih_to_xcc_inst() returns negative numbers as well.
Fix this by changing type of xcc_id to int.

Fixes: 98b2e9cad227 ("drm/amdgpu: correct the vmhub index when page fault occurs")
Signed-off-by: Harshit Mogalapalli <harshit.m.mogalapalli@oracle.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index f70e666cecf24ca440ced4b6039beff8894fd3a6..1e8b2aaa48c16bb34bdc7af665c4bdab4738db46 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -557,8 +557,8 @@ static int gmc_v9_0_process_interrupt(struct amdgpu_device *adev,
        const char *hub_name;
        u64 addr;
        uint32_t cam_index = 0;
-       int ret;
-       uint32_t node_id, xcc_id = 0;
+       int ret, xcc_id = 0;
+       uint32_t node_id;
 
        node_id = entry->node_id;