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: 90c590254051 ("clk: rockchip: add clock type for pll clocks and pll used on rk3066")
Signed-off-by: Xiu Jianfeng <xiujianfeng@huawei.com>

---
v2: move kfree(pll->rate_table) to the err_pll block
---
 drivers/clk/rockchip/clk-pll.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/clk/rockchip/clk-pll.c b/drivers/clk/rockchip/clk-pll.c
index 4b9840994295..2d42eb628926 100644
--- a/drivers/clk/rockchip/clk-pll.c
+++ b/drivers/clk/rockchip/clk-pll.c

@@ -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:

-- 
2.17.1


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