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clk: rockchip: Fix memory leak in rockchip_clk_register_pll()

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[ Upstream commit 739a6a6bbd ]

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 55e44791a5
commit f2ffb8653e
1 changed files with 1 additions and 0 deletions
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1
drivers/clk/rockchip/clk-pll.c
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@ -981,6 +981,7 @@ 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: