From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.free-electrons.com ([62.4.15.54]) by bombadil.infradead.org with esmtp (Exim 4.89 #1 (Red Hat Linux)) id 1eXvGJ-0001B0-Sj for linux-mtd@lists.infradead.org; Sat, 06 Jan 2018 20:40:18 +0000 Date: Sat, 6 Jan 2018 21:40:00 +0100 From: Boris Brezillon To: Fabio Estevam Cc: Fabio Estevam , architt@codeaurora.org, computersforpeace@gmail.com, linux-mtd@lists.infradead.org, cyrille.pitchen@wedev4u.fr Subject: Re: [PATCH 2/2] mtd: brcmnand: Add a NULL check for devm_kasprintf() Message-ID: <20180106214000.4d75c709@bbrezillon> In-Reply-To: <20180106103557.6612a12c@bbrezillon> References: <1515182576-2704-1-git-send-email-festevam@gmail.com> <1515182576-2704-2-git-send-email-festevam@gmail.com> <20180106103557.6612a12c@bbrezillon> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , On Sat, 6 Jan 2018 10:35:57 +0100 Boris Brezillon 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 wrote: > > > From: Fabio Estevam > > > > devm_kasprintf() may fail, so we should better add a NULL check > > and propagate an error on failure. > > > > Signed-off-by: Fabio Estevam 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; > > > > > ______________________________________________________ > Linux MTD discussion mailing list > http://lists.infradead.org/mailman/listinfo/linux-mtd/