From 282312d1ac8aad4947a01c2caf79c9c0299fb495 Mon Sep 17 00:00:00 2001 From: Shawn Lin Date: Mon, 15 Feb 2016 11:33:15 +0800 Subject: [PATCH] clk: rockchip: disable alt_parent clk in err cases when registering cpuclk Add clk_disable_unprepare to handle cpuclk->alt_parent if rockchip_clk_register_cpuclk fails. Signed-off-by: Shawn Lin Signed-off-by: Heiko Stuebner --- drivers/clk/rockchip/clk-cpu.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/drivers/clk/rockchip/clk-cpu.c b/drivers/clk/rockchip/clk-cpu.c index d07374f48caf..68a2a87717d2 100644 --- a/drivers/clk/rockchip/clk-cpu.c +++ b/drivers/clk/rockchip/clk-cpu.c @@ -290,14 +290,14 @@ struct clk *rockchip_clk_register_cpuclk(const char *name, pr_err("%s: could not lookup parent clock %s\n", __func__, parent_names[0]); ret = -EINVAL; - goto free_cpuclk; + goto free_alt_parent; } ret = clk_notifier_register(clk, &cpuclk->clk_nb); if (ret) { pr_err("%s: failed to register clock notifier for %s\n", __func__, name); - goto free_cpuclk; + goto free_alt_parent; } if (nrates > 0) { @@ -326,6 +326,8 @@ free_rate_table: kfree(cpuclk->rate_table); unregister_notifier: clk_notifier_unregister(clk, &cpuclk->clk_nb); +free_alt_parent: + clk_disable_unprepare(cpuclk->alt_parent); free_cpuclk: kfree(cpuclk); return ERR_PTR(ret); -- 2.39.5