In clkgen_c32_pll_setup(), pll_name is actually pll_clk -> core->name.
This variable will be released in clk_unregister() -> __clk_release()
if some error occurs. Thus kfree(pll_name) will cause a double free.
Remove this redundant kfree().

Fixes: b9b8e614b580 ("clk: st: Support for PLLs inside ClockGenA(s)")
Cc: stable@vger.kernel.org
Signed-off-by: Haoxiang Li <lihaoxiang@isrc.iscas.ac.cn>
Reviewed-by: Brian Masney <bmasney@redhat.com>
---
 drivers/clk/st/clkgen-pll.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/clk/st/clkgen-pll.c b/drivers/clk/st/clkgen-pll.c
index ddf7673a52c5..b8d2b97a6b9b 100644
--- a/drivers/clk/st/clkgen-pll.c
+++ b/drivers/clk/st/clkgen-pll.c
@@ -826,7 +826,6 @@ static void __init clkgen_c32_pll_setup(struct device_node *np,
 	return;
 
 err:
-	kfree(pll_name);
 	kfree(clk_data->clks);
 	kfree(clk_data);
 err_pll_unregister:
-- 
2.25.1