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From: Eric Sandeen <sandeen@sandeen.net>
To: Christoph Hellwig <hch@infradead.org>
Cc: xfs@oss.sgi.com
Subject: Re: [PATCH] mkfs.xfs: fix fd validity check in get_topology
Date: Sat, 30 Jan 2010 14:46:56 -0600	[thread overview]
Message-ID: <4B649AC0.2040105@sandeen.net> (raw)
In-Reply-To: <20100130195226.GA15379@infradead.org>

Christoph Hellwig wrote:
> Only negatie return values from open mean we failed to open the device.
> Without this check we do not print the usage message when no device is
> specified.  This leads to a weird failure in xfstests 122.

and unhelpful help for any user... argh :(

> Signed-off-by: Christoph Hellwig <hch@lst.de>

Reviewed-by: Eric Sandeen <sandeen@sandeen.ent>

> 
> Index: xfsprogs-dev/mkfs/xfs_mkfs.c
> ===================================================================
> --- xfsprogs-dev.orig/mkfs/xfs_mkfs.c	2010-01-30 20:44:03.505255109 +0100
> +++ xfsprogs-dev/mkfs/xfs_mkfs.c	2010-01-30 20:44:20.579255807 +0100
> @@ -455,7 +455,7 @@ static void get_topology(libxfs_init_t *
>  				&ft->dsunit, &ft->dswidth, &ft->sectoralign);
>  		fd = open(dfile, O_RDONLY);
>  		/* If this fails we just fall back to BBSIZE */
> -		if (fd) {
> +		if (fd >= 0) {
>  			platform_findsizes(dfile, fd, &dummy, &bsz);
>  			close(fd);
>  		}
> 
> _______________________________________________
> xfs mailing list
> xfs@oss.sgi.com
> http://oss.sgi.com/mailman/listinfo/xfs
> 

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      reply	other threads:[~2010-01-30 20:45 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-01-30 19:52 [PATCH] mkfs.xfs: fix fd validity check in get_topology Christoph Hellwig
2010-01-30 20:46 ` Eric Sandeen [this message]

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