clk: mediatek: Fix resource leak in mtk_clk_simple_probe

Release clock data when clock driver probe fail to fix
possible resource leak.

Signed-off-by: Chun-Jie Chen <[e-mail]>
Reviewed-by: Chen-Yu Tsai <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Stephen Boyd <[e-mail]>

drivers/clk/mediatek/clk-mtk.c

···
 
 	r = mtk_clk_register_gates(node, mcd->clks, mcd->num_clks, clk_data);
 	if (r)
-		return r;
+		goto free_data;
 
-	return of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
+	r = of_clk_add_provider(node, of_clk_src_onecell_get, clk_data);
+	if (r)
+		goto free_data;
+
+	return r;
+
+free_data:
+	mtk_free_clk_data(clk_data);
+	return r;
 }