linux-kernel - [PATCH 2/6] GFS2: lops.c: replace 0 by NULL for pointers

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Message-Id: <1401793353-1469-3-git-send-email-swhiteho@redhat.com>
Date:	Tue,  3 Jun 2014 12:02:29 +0100
From:	Steven Whitehouse <swhiteho@...hat.com>
To:	linux-kernel@...r.kernel.org, cluster-devel@...hat.com
Cc:	Fabian Frederick <fabf@...net.be>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Steven Whitehouse <swhiteho@...hat.com>
Subject: [PATCH 2/6] GFS2: lops.c: replace 0 by NULL for pointers

From: Fabian Frederick <fabf@...net.be>

Sparse warning: fs/gfs2/lops.c:78:29:
"warning: Using plain integer as NULL pointer"

Cc: Andrew Morton <akpm@...ux-foundation.org>
Signed-off-by: Fabian Frederick <fabf@...net.be>
Signed-off-by: Steven Whitehouse <swhiteho@...hat.com>

diff --git a/fs/gfs2/lops.c b/fs/gfs2/lops.c
index a294d8d..2c1ae86 100644
--- a/fs/gfs2/lops.c
+++ b/fs/gfs2/lops.c
@@ -75,7 +75,7 @@ static void maybe_release_space(struct gfs2_bufdata *bd)
 	unsigned int index = bd->bd_bh->b_blocknr - gl->gl_name.ln_number;
 	struct gfs2_bitmap *bi = rgd->rd_bits + index;
 
-	if (bi->bi_clone == 0)
+	if (bi->bi_clone == NULL)
 		return;
 	if (sdp->sd_args.ar_discard)
 		gfs2_rgrp_send_discards(sdp, rgd->rd_data0, bd->bd_bh, bi, 1, NULL);
-- 
1.8.3.1

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