linux-kernel - [PATCH] x86, hpet: fix memleak when hpet enable fail

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Date:	Thu, 2 Jan 2014 16:22:12 +0800
From:	Yijing Wang <wangyijing@...wei.com>
To:	"Venkatesh Pallipadi (Venki)" <venki@...gle.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>,
	"H. Peter Anvin" <hpa@...or.com>
CC:	<x86@...nel.org>, <linux-kernel@...r.kernel.org>,
	Yijing Wang <wangyijing@...wei.com>,
	Hanjun Guo <guohanjun@...wei.com>
Subject: [PATCH] x86, hpet: fix memleak when hpet enable fail

We should free hpet_boot_cfg if hpet enable fail.

Signed-off-by: Yijing Wang <wangyijing@...wei.com>
---
 arch/x86/kernel/hpet.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c
index da85a8e..0ed00cc 100644
--- a/arch/x86/kernel/hpet.c
+++ b/arch/x86/kernel/hpet.c
@@ -900,6 +900,7 @@ int __init hpet_enable(void)
 	return 0;
 
 out_nohpet:
+	kfree(hpet_boot_cfg);
 	hpet_clear_mapping();
 	hpet_address = 0;
 	return 0;
-- 
1.7.1


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/