clk: mediatek: mt7629: simplify the return expression of mtk_infrasys_init

Simplify the return expression.

Signed-off-by: Liu Shixin <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Stephen Boyd <[e-mail]>

drivers/clk/mediatek/clk-mt7629.c

···
 {
 	struct device_node *node = pdev->dev.of_node;
 	struct clk_onecell_data *clk_data;
-	int r;
 
 	clk_data = mtk_alloc_clk_data(CLK_INFRA_NR_CLK);
 
···
 	mtk_clk_register_cpumuxes(node, infra_muxes, ARRAY_SIZE(infra_muxes),
 				  clk_data);
 
-	r = of_clk_add_provider(node, of_clk_src_onecell_get,
-				clk_data);
-	if (r)
-		return r;
-
-	return 0;
+	return of_clk_add_provider(node, of_clk_src_onecell_get,
+				   clk_data);
 }
 
 static int mtk_pericfg_init(struct platform_device *pdev)