linux-kernel - [PATCH] staging: speakup: fix memory leak

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Date:	Sun, 17 Oct 2010 18:51:57 +0400
From:	Vasiliy Kulikov <segooon@...il.com>
To:	kernel-janitors@...r.kernel.org
Cc:	Greg Kroah-Hartman <gregkh@...e.de>,
	William Hubbs <w.d.hubbs@...il.com>,
	Samuel Thibault <samuel.thibault@...-lyon.org>,
	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: [PATCH] staging: speakup: fix memory leak

speakup_init() didn't free first_console if speakup_kobj_init() fails.
Also propagate speakup_kobj_init()'s return code.

Signed-off-by: Vasiliy Kulikov <segooon@...il.com>
---
 drivers/staging/speakup/main.c |    7 +++++--
 1 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/speakup/main.c b/drivers/staging/speakup/main.c
index 2ef3b39..b02a61f 100644
--- a/drivers/staging/speakup/main.c
+++ b/drivers/staging/speakup/main.c
@@ -2255,8 +2255,11 @@ static int __init speakup_init(void)
 	first_console = kzalloc(sizeof(*first_console), GFP_KERNEL);
 	if (!first_console)
 		return -ENOMEM;
-	if (speakup_kobj_init() < 0) 
-		return -ENOMEM;
+	err = speakup_kobj_init();
+	if (err) {
+		kfree(first_console);
+		return err;
+	}
 
 	reset_default_chars();
 	reset_default_chartab();
-- 
1.7.0.4

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