clk: rockchip: Fix memory leak in rockchip_clk_register_pll()

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>
This commit is contained in:
Xiu Jianfeng 2022-11-23 17:12:01 +08:00 committed by Heiko Stuebner
parent f1c506d152
commit 739a6a6bbd

View File

@ -1197,6 +1197,7 @@ 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: