linux-kernel - [PATCH] clk: st: Fix memory leak

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Message-Id: <1398172554-22053-1-git-send-email-valentin.ilie@gmail.com>
Date:	Tue, 22 Apr 2014 16:15:54 +0300
From:	Valentin Ilie <valentin.ilie@...il.com>
To:	mturquette@...aro.org, pankaj.dev@...com, gabriel.fernandez@...com
Cc:	linux-kernel@...r.kernel.org,
	Valentin Ilie <valentin.ilie@...il.com>
Subject: [PATCH] clk: st: Fix memory leak

When it fails to allocate div, gate should be free'd before return

Signed-off-by: Valentin Ilie <valentin.ilie@...il.com>
---
 drivers/clk/st/clkgen-pll.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/clk/st/clkgen-pll.c b/drivers/clk/st/clkgen-pll.c
index bca0a0b..a886702 100644
--- a/drivers/clk/st/clkgen-pll.c
+++ b/drivers/clk/st/clkgen-pll.c
@@ -521,8 +521,10 @@ static struct clk * __init clkgen_odf_register(const char *parent_name,
 	gate->lock = odf_lock;
 
 	div = kzalloc(sizeof(*div), GFP_KERNEL);
-	if (!div)
+	if (!div) {
+		kfree(gate);
 		return ERR_PTR(-ENOMEM);
+	}
 
 	div->flags = CLK_DIVIDER_ONE_BASED | CLK_DIVIDER_ALLOW_ZERO;
 	div->reg = reg + pll_data->odf[odf].offset;
-- 
1.8.3.2

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