drm/radeon: fix variable type

When we switch to dma_resv_wait_timeout() the returned type changes as
well.

Signed-off-by: Christian König <christian.koenig@amd.com>
Fixes: 89aae41 ("drm/radeon: use dma_resv_wait_timeout() instead of manually waiting")
Bug: https://bugzilla.kernel.org/show_bug.cgi?id=215600
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220221110503.2803-1-christian.koenig@amd.com

drivers/gpu/drm/radeon/radeon_uvd.c

@@ -470,8 +470,8 @@ static int radeon_uvd_cs_msg(struct radeon_cs_parser *p, struct radeon_bo *bo,
 	int32_t *msg, msg_type, handle;
 	unsigned img_size = 0;
 	void *ptr;
-
-	int i, r;
+	long r;
+	int i;
 
 	if (offset & 0x3F) {
 		DRM_ERROR("UVD messages must be 64 byte aligned!\n");
@@ -481,13 +481,13 @@ static int radeon_uvd_cs_msg(struct radeon_cs_parser *p, struct radeon_bo *bo,
 	r = dma_resv_wait_timeout(bo->tbo.base.resv, false, false,
 				  MAX_SCHEDULE_TIMEOUT);
 	if (r <= 0) {
-		DRM_ERROR("Failed waiting for UVD message (%d)!\n", r);
+		DRM_ERROR("Failed waiting for UVD message (%ld)!\n", r);
 		return r ? r : -ETIME;
 	}
 
 	r = radeon_bo_kmap(bo, &ptr);
 	if (r) {
-		DRM_ERROR("Failed mapping the UVD message (%d)!\n", r);
+		DRM_ERROR("Failed mapping the UVD message (%ld)!\n", r);
 		return r;
 	}