drm/msm: Replace PTR_RET with PTR_ERR_OR_ZERO

PTR_RET is deprecated, use PTR_ERR_OR_ZERO instead.
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Signed-off-by: Rob Clark <robdclark@gmail.com>

drivers/gpu/drm/msm/disp/dpu1/dpu_io_util.c

@@ -35,7 +35,7 @@ int msm_dss_get_clk(struct device *dev, struct dss_clk *clk_arry, int num_clk)
 
 	for (i = 0; i < num_clk; i++) {
 		clk_arry[i].clk = clk_get(dev, clk_arry[i].clk_name);
-		rc = PTR_RET(clk_arry[i].clk);
+		rc = PTR_ERR_OR_ZERO(clk_arry[i].clk);
 		if (rc) {
 			DEV_ERR("%pS->%s: '%s' get failed. rc=%d\n",
 				__builtin_return_address(0), __func__,