[PATCH 2/2] mtd: brcmnand: Add a NULL check for devm_kasprintf()

[Boris Brezillon]

On Sat, 6 Jan 2018 10:35:57 +0100
Boris Brezillon <boris.brezillon at free-electrons.com> wrote:

> Hi Fabio,
> 
> The prefix should be "mtd: nand: brcmnand: ".
> 
> No need to resend, I'll fix it when applying.
> 
> Thanks,
> 
> Boris
> 
> On Fri,  5 Jan 2018 18:02:56 -0200
> Fabio Estevam <festevam at gmail.com> wrote:
> 
> > From: Fabio Estevam <fabio.estevam at nxp.com>
> > 
> > devm_kasprintf() may fail, so we should better add a NULL check
> > and propagate an error on failure.
> > 
> > Signed-off-by: Fabio Estevam <fabio.estevam at nxp.com>

Applied.

Thanks,

Boris

> > ---
> >  drivers/mtd/nand/brcmnand/brcmnand.c | 2 ++
> >  1 file changed, 2 insertions(+)
> > 
> > diff --git a/drivers/mtd/nand/brcmnand/brcmnand.c b/drivers/mtd/nand/brcmnand/brcmnand.c
> > index 3310e14..8942aa6 100644
> > --- a/drivers/mtd/nand/brcmnand/brcmnand.c
> > +++ b/drivers/mtd/nand/brcmnand/brcmnand.c
> > @@ -2237,6 +2237,8 @@ static int brcmnand_init_cs(struct brcmnand_host *host, struct device_node *dn)
> >  	nand_set_controller_data(chip, host);
> >  	mtd->name = devm_kasprintf(&pdev->dev, GFP_KERNEL, "brcmnand.%d",
> >  				   host->cs);
> > +	if (!mtd->name)
> > +		return -ENOMEM;
> >  	mtd->owner = THIS_MODULE;
> >  	mtd->dev.parent = &pdev->dev;
> >    
> 
> 
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