From: Alexey Starikovskiy <alexey.y.starikovskiy@linux.intel.com>
Date: Thu, 15 Feb 2007 20:16:18 +0000 (+0300)
Subject: ACPI: ec: add unlock in error path
X-Git-Tag: v2.6.21-rc1~92^2~2
X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=c24e912b61b1ab2301c59777134194066b06465c;p=linux-2.6-omap-h63xx.git

ACPI: ec: add unlock in error path

Signed-off-by: Alexey Starikovskiy <alexey.y.starikovskiy@linux.intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
---

diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index 743ce27fa0b..8f5aaf753fd 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -280,8 +280,10 @@ static int acpi_ec_transaction(struct acpi_ec *ec, u8 command,
 	mutex_lock(&ec->lock);
 	if (ec->global_lock) {
 		status = acpi_acquire_global_lock(ACPI_EC_UDELAY_GLK, &glk);
-		if (ACPI_FAILURE(status))
+		if (ACPI_FAILURE(status)) {
+			mutex_unlock(&ec->lock);
 			return -ENODEV;
+		}
 	}
 
 	/* Make sure GPE is enabled before doing transaction */