From: Dan Carpenter <dan.carpenter@oracle.com>
To: Joe Perches <joe@perches.com>
Cc: Julia Lawall <Julia.Lawall@lip6.fr>,
trivial@kernel.org, kernel-janitors@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] trivial: adjust code alignment
Date: Mon, 5 Aug 2013 19:30:54 +0300 [thread overview]
Message-ID: <20130805163054.GN5102@mwanda> (raw)
In-Reply-To: <1375719427.3133.31.camel@joe-AO722>
On Mon, Aug 05, 2013 at 09:17:07AM -0700, Joe Perches wrote:
> On Mon, 2013-08-05 at 19:06 +0300, Dan Carpenter wrote:
> > On Mon, Aug 05, 2013 at 04:47:39PM +0200, Julia Lawall wrote:
> > > diff --git a/drivers/media/i2c/ov7670.c b/drivers/media/i2c/ov7670.c
> []
> > > @@ -1369,8 +1369,8 @@ static int ov7670_s_exp(struct v4l2_subdev *sd, int value)
> > > unsigned char com1, com8, aech, aechh;
> > >
> > > ret = ov7670_read(sd, REG_COM1, &com1) +
> > > - ov7670_read(sd, REG_COM8, &com8);
> > > - ov7670_read(sd, REG_AECHH, &aechh);
> > > + ov7670_read(sd, REG_COM8, &com8);
> > > + ov7670_read(sd, REG_AECHH, &aechh);
> > > if (ret)
> > > return ret;
> > >
> >
> > The new indenting isn't correct here and anyway the intent was to
> > combine all the error codes together and return them as an error
> > code jumble. I'm not a fan of error code jumbles, probably the
> > right thing is to check each function call or, barring that, to
> > return -EIO.
>
> ov7670_read via i2c_transfer can return a positive # too.
> Perhaps all of these should be individually tested for "< 0".
You're misreading something. ov7670_read_i2c() only returns zero
and negative error codes.
regards,
dan carpenter
next prev parent reply other threads:[~2013-08-05 16:31 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-08-05 14:47 [PATCH] adjust code alignment Julia Lawall
2013-08-05 14:47 ` [PATCH] fs/nfs/inode.c: " Julia Lawall
2013-08-05 14:59 ` Myklebust, Trond
2013-08-06 18:04 ` Steve Dickson
2013-08-07 1:58 ` Dave Quigley
2013-08-05 14:47 ` [PATCH] drivers/scsi/lpfc/lpfc_init.c: " Julia Lawall
2013-08-05 14:47 ` [PATCH] net/vmw_vsock/af_vsock.c: drop unneeded semicolon Julia Lawall
2013-08-05 18:08 ` David Miller
2013-08-05 14:47 ` [PATCH] trivial: adjust code alignment Julia Lawall
2013-08-05 16:06 ` Dan Carpenter
2013-08-05 16:17 ` Joe Perches
2013-08-05 16:30 ` Dan Carpenter [this message]
2013-08-06 0:51 ` Joe Perches
2013-08-05 16:19 ` Julia Lawall
2013-08-05 16:24 ` walter harms
2013-08-05 16:28 ` Julia Lawall
2013-08-05 17:05 ` Dan Carpenter
2013-08-05 16:52 ` Jonathan Corbet
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