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Date:	Tue, 29 May 2007 17:10:25 -0600
From:	Andreas Dilger <adilger@...sterfs.com>
To:	Theodore Tso <tytso@....edu>
Cc:	Eric Sandeen <sandeen@...hat.com>,
	"Brian D. Behlendorf" <behlendorf1@...l.gov>,
	linux-ext4@...r.kernel.org, wartens2@...l.gov
Subject: Re: e2fsprogs coverity patch <cid-33.diff>

On May 29, 2007  18:20 -0400, Theodore Tso wrote:
> On Tue, May 29, 2007 at 03:56:44PM -0500, Eric Sandeen wrote:
> > >I still have it in my "apply atop 1.39-WIP" series, so it appears not
> > >to have made it into Ted's repo.  I'm including the patch again for
> > >posterity.
> > 
> > Thanks Andreas - near as I can tell, it never made it to the list.
> 
> Yeah, I wondered about that numbering discontinuity --- but IIRC it
> wasn't the only one.  I had assumed that the "missing" cid's were ones
> were human examination of the Coverity report lead to the conclusion
> that it really wasn't a problem....

I also have another outstanding patch:

===========================================================================
Coverity ID: 6: Forward Null

At the second conditional iter->file could still be NULL. We need to check for
it again.

Index: e2fsprogs+chaos/e2fsck/profile.c
===================================================================
--- e2fsprogs+chaos.orig/e2fsck/profile.c
+++ e2fsprogs+chaos/e2fsck/profile.c
@@ -1260,7 +1260,7 @@ errcode_t profile_node_iterator(void **i
 	 * If the file has changed, then the node pointer is invalid,
 	 * so we'll have search the file again looking for it.
 	 */
-	if (iter->node && (iter->file->upd_serial != iter->file_serial)) {
+	if (iter->node && (iter->file && iter->file->upd_serial != iter->file_serial)) {
 		iter->flags &= ~PROFILE_ITER_FINAL_SEEN;
 		skip_num = iter->num;
 		iter->node = 0;
===========================================================================

Cheers, Andreas
--
Andreas Dilger
Principal Software Engineer
Cluster File Systems, Inc.

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