clk: at91: fix clk-generated compilation

Fix missing }
Signed-off-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com>
Signed-off-by: NStephen Boyd <sboyd@codeaurora.org>

drivers/clk/at91/clk-generated.c

@@ -266,6 +266,7 @@ at91_clk_register_generated(struct regmap *regmap, spinlock_t *lock,
 	if (ret) {
 		kfree(gck);
 		hw = ERR_PTR(ret);
+	}
 
 	return hw;
 }