From: Roel Kluin <12o3l@tiscali.nl>
Date: Mon, 29 Oct 2007 21:32:30 +0000 (-0700)
Subject: [IA64] arch/ia64/sn/kernel/mca.c: undo lock when sn_oemdata can't be extended
X-Git-Tag: v2.6.24-rc2~74^2~1
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=41f667f213da4776e5883ce1e4188dc8e71f275e;p=profile%2Fivi%2Fkernel-x86-ivi.git

[IA64] arch/ia64/sn/kernel/mca.c: undo lock when sn_oemdata can't be extended

Clean up locking state in failure path.

Signed-off-by: Roel Kluin <12o3l@tiscali.nl>
Cc: Jes Sorensen <jes@trained-monkey.org>
Cc: "Luck, Tony" <tony.luck@intel.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Tony Luck <tony.luck@intel.com>
---

diff --git a/arch/ia64/sn/kernel/mca.c b/arch/ia64/sn/kernel/mca.c
index 3db62f2..868c9aa 100644
--- a/arch/ia64/sn/kernel/mca.c
+++ b/arch/ia64/sn/kernel/mca.c
@@ -98,6 +98,7 @@ sn_platform_plat_specific_err_print(const u8 * sect_header, u8 ** oemdata,
 	while (*sn_oemdata_size > sn_oemdata_bufsize) {
 		u8 *newbuf = vmalloc(*sn_oemdata_size);
 		if (!newbuf) {
+			mutex_unlock(&sn_oemdata_mutex);
 			printk(KERN_ERR "%s: unable to extend sn_oemdata\n",
 			       __FUNCTION__);
 			return 1;