linux-kernel - Re: [PATCH v2] staging: pi433: fix race condition in pi433

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Message-ID: <20180620133841.GB17525@hle-laptop.local>
Date:   Wed, 20 Jun 2018 09:38:41 -0400
From:   Hugo Lefeuvre <hle@....eu.com>
To:     Dan Carpenter <dan.carpenter@...cle.com>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        devel@...verdev.osuosl.org,
        Marcus Wolf <linux@...f-entwicklungen.de>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] staging: pi433: fix race condition in pi433_open

On Wed, Jun 20, 2018 at 11:34:39AM +0300, Dan Carpenter wrote:
> On Tue, Jun 19, 2018 at 10:33:26PM -0400, Hugo Lefeuvre wrote:
> > @@ -1178,6 +1152,11 @@ static int pi433_probe(struct spi_device *spi)
> >  	device->tx_active = false;
> >  	device->interrupt_rx_allowed = false;
> >  
> > +	/* init rx buffer */
> > +	device->rx_buffer = kmalloc(MAX_MSG_SIZE, GFP_KERNEL);
> > +	if (!device->rx_buffer)
> > +		return -ENOMEM;
> 
> We need to free device.

Fixed in v3. Thanks !

regards,
 Hugo

-- 
             Hugo Lefeuvre (hle)    |    www.owl.eu.com
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