linux-kernel - [PATCH] GFS2: return error if malloc failed in gfs2_rs

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Message-ID: <CAPgLHd9eg02c+HiLN9AGNDYUCx1qey7sSr6DoR6tJnp20eAvcw@mail.gmail.com>
Date:	Mon, 11 Mar 2013 23:01:37 +0800
From:	Wei Yongjun <weiyj.lk@...il.com>
To:	swhiteho@...hat.com
Cc:	yongjun_wei@...ndmicro.com.cn, cluster-devel@...hat.com,
	linux-kernel@...r.kernel.org
Subject: [PATCH] GFS2: return error if malloc failed in gfs2_rs_alloc()

From: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>

The error code in gfs2_rs_alloc() is set to ENOMEM when error
but never be used, instead, gfs2_rs_alloc() always return 0.
Fix to return 'error'.

Signed-off-by: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>
---
 fs/gfs2/rgrp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c
index 9d16a6f..b850198 100644
--- a/fs/gfs2/rgrp.c
+++ b/fs/gfs2/rgrp.c
@@ -576,7 +576,7 @@ int gfs2_rs_alloc(struct gfs2_inode *ip)
 	RB_CLEAR_NODE(&ip->i_res->rs_node);
 out:
 	up_write(&ip->i_rw_mutex);
-	return 0;
+	return error;
 }
 
 static void dump_rs(struct seq_file *seq, const struct gfs2_blkreserv *rs)


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