linux-kernel - [PATCH] fs/super.c: fix sparse warning

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Date:	Wed, 29 Apr 2009 20:14:57 -0400
From:	"H Hartley Sweeten" <hartleys@...ionengravers.com>
To:	<linux-kernel@...r.kernel.org>
Subject: [PATCH] fs/super.c: fix sparse warning

Sparse reports the following in fs/super.c:

  warning: Using plain integer as NULL pointer

Signed-off-by: H Hartley Sweeten <hsweeten@...ionengravers.com>
Cc: Subrata Modak <subrata@...ux.vnet.ibm.com>

---

diff --git a/fs/super.c b/fs/super.c
index 786fe7d..14e59bc 100644
--- a/fs/super.c
+++ b/fs/super.c
@@ -897,7 +897,7 @@ void kill_block_super(struct super_block *sb)
 	struct block_device *bdev = sb->s_bdev;
 	fmode_t mode = sb->s_mode;
 
-	bdev->bd_super = 0;
+	bdev->bd_super = NULL;
 	generic_shutdown_super(sb);
 	sync_blockdev(bdev);
 	close_bdev_exclusive(bdev, mode); 
--
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