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From: Thomas Meyer <thomas@m3y3r.de>
To: linux-kernel@vger.kernel.org
Subject: [PATCH] ocfs2: Cocci spatch "memdup.spatch"
Date: Sat, 01 Jun 2013 11:41:12 +0200	[thread overview]
Message-ID: <1370079672.29224.11.camel@localhost.localdomain> (raw)


Signed-off-by: Thomas Meyer <thomas@m3y3r.de>
---

diff -u -p a/fs/ocfs2/localalloc.c b/fs/ocfs2/localalloc.c
--- a/fs/ocfs2/localalloc.c
+++ b/fs/ocfs2/localalloc.c
@@ -434,12 +434,11 @@ void ocfs2_shutdown_local_alloc(struct o
 	bh = osb->local_alloc_bh;
 	alloc = (struct ocfs2_dinode *) bh->b_data;
 
-	alloc_copy = kmalloc(bh->b_size, GFP_NOFS);
+	alloc_copy = kmemdup(alloc, bh->b_size, GFP_NOFS);
 	if (!alloc_copy) {
 		status = -ENOMEM;
 		goto out_commit;
 	}
-	memcpy(alloc_copy, alloc, bh->b_size);
 
 	status = ocfs2_journal_access_di(handle, INODE_CACHE(local_alloc_inode),
 					 bh, OCFS2_JOURNAL_ACCESS_WRITE);
@@ -1244,13 +1243,12 @@ static int ocfs2_local_alloc_slide_windo
 	 * local alloc shutdown won't try to double free main bitmap
 	 * bits. Make a copy so the sync function knows which bits to
 	 * free. */
-	alloc_copy = kmalloc(osb->local_alloc_bh->b_size, GFP_NOFS);
+	alloc_copy = kmemdup(alloc, osb->local_alloc_bh->b_size, GFP_NOFS);
 	if (!alloc_copy) {
 		status = -ENOMEM;
 		mlog_errno(status);
 		goto bail;
 	}
-	memcpy(alloc_copy, alloc, osb->local_alloc_bh->b_size);
 
 	status = ocfs2_journal_access_di(handle,
 					 INODE_CACHE(local_alloc_inode),



             reply	other threads:[~2013-06-01  9:41 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-06-01  9:41 Thomas Meyer [this message]
2013-06-10  2:46 ` Joel Becker

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