clk: rockchip: Fix memory leak in rockchip_clk_register_pll()

[ Upstream commit 739a6a6bbdb793bd57938cb24aa5a6df89983546 ]

If clk_register() fails, @pll->rate_table may have allocated memory by
kmemdup(), so it needs to be freed, otherwise will cause memory leak
issue, this patch fixes it.

Fixes: 90c5902540 ("clk: rockchip: add clock type for pll clocks and pll used on rk3066")
Signed-off-by: Xiu Jianfeng <xiujianfeng@huawei.com>
Link: https://lore.kernel.org/r/20221123091201.199819-1-xiujianfeng@huawei.com
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Xiu Jianfeng 2022-11-23 17:12:01 +08:00 committed by Greg Kroah-Hartman
parent 96be283d10
commit 26b94635f1

View File

@ -963,6 +963,7 @@ struct clk *rockchip_clk_register_pll(struct rockchip_clk_provider *ctx,
return mux_clk;
err_pll:
kfree(pll->rate_table);
clk_unregister(mux_clk);
mux_clk = pll_clk;
err_mux: