linux-kernel - [PATCH 2/5] acpi: fix integer as NULL pointer warning

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Message-Id: <1211496306.6888.9.camel@brick>
Date:	Thu, 22 May 2008 15:45:06 -0700
From:	Harvey Harrison <harvey.harrison@...il.com>
To:	"Brown, Len" <len.brown@...el.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: [PATCH 2/5] acpi: fix integer as NULL pointer warning

drivers/acpi/dispatcher/dsmethod.c:568:50: warning: Using plain integer as NULL pointer
drivers/acpi/executer/exmutex.c:329:30: warning: Using plain integer as NULL pointer
drivers/acpi/executer/exmutex.c:466:31: warning: Using plain integer as NULL pointer

Signed-off-by: Harvey Harrison <harvey.harrison@...il.com>
---
 drivers/acpi/dispatcher/dsmethod.c |    2 +-
 drivers/acpi/executer/exmutex.c    |    4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/acpi/dispatcher/dsmethod.c b/drivers/acpi/dispatcher/dsmethod.c
index e48a3ea..2509809 100644
--- a/drivers/acpi/dispatcher/dsmethod.c
+++ b/drivers/acpi/dispatcher/dsmethod.c
@@ -565,7 +565,7 @@ acpi_ds_terminate_control_method(union acpi_operand_object *method_desc,
 
 				acpi_os_release_mutex(method_desc->method.
 						      mutex->mutex.os_mutex);
-				method_desc->method.mutex->mutex.thread_id = 0;
+				method_desc->method.mutex->mutex.thread_id = NULL;
 			}
 		}
 
diff --git a/drivers/acpi/executer/exmutex.c b/drivers/acpi/executer/exmutex.c
index c873ab4..a8bf3d7 100644
--- a/drivers/acpi/executer/exmutex.c
+++ b/drivers/acpi/executer/exmutex.c
@@ -326,7 +326,7 @@ acpi_status acpi_ex_release_mutex_object(union acpi_operand_object *obj_desc)
 
 	/* Clear mutex info */
 
-	obj_desc->mutex.thread_id = 0;
+	obj_desc->mutex.thread_id = NULL;
 	return_ACPI_STATUS(status);
 }
 
@@ -463,7 +463,7 @@ void acpi_ex_release_all_mutexes(struct acpi_thread_state *thread)
 		/* Mark mutex unowned */
 
 		obj_desc->mutex.owner_thread = NULL;
-		obj_desc->mutex.thread_id = 0;
+		obj_desc->mutex.thread_id = NULL;
 
 		/* Update Thread sync_level (Last mutex is the important one) */
 
-- 
1.5.5.1.579.g4e43


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