From: Manivannan Sadhasivam <mani@kernel.org> To: Dan Carpenter <dan.carpenter@oracle.com> Cc: Miquel Raynal <miquel.raynal@bootlin.com>, Richard Weinberger <richard@nod.at>, Vignesh Raghavendra <vigneshr@ti.com>, Boris Brezillon <boris.brezillon@collabora.com>, Tudor Ambarus <tudor.ambarus@microchip.com>, linux-mtd@lists.infradead.org, kernel-janitors@vger.kernel.org Subject: Re: [PATCH] mtd: rawnand: Add a check in of_get_nand_secure_regions() Date: Fri, 25 Jun 2021 15:20:41 +0530 [thread overview] Message-ID: <20210625095041.GA4299@thinkpad> (raw) In-Reply-To: <YMtQFXE0F1w7mUh+@mwanda> On Thu, Jun 17, 2021 at 04:37:25PM +0300, Dan Carpenter wrote: > Check for whether of_property_count_elems_of_size() returns a negative > error code. > > Fixes: 13b89768275d ("mtd: rawnand: Add support for secure regions in NAND memory") > Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Reviewed-by: Manivannan Sadhasivam <mani@kernel.org> Thanks, Mani > --- > drivers/mtd/nand/raw/nand_base.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/mtd/nand/raw/nand_base.c b/drivers/mtd/nand/raw/nand_base.c > index 57a583149cc0..cbba46432e39 100644 > --- a/drivers/mtd/nand/raw/nand_base.c > +++ b/drivers/mtd/nand/raw/nand_base.c > @@ -5231,8 +5231,8 @@ static int of_get_nand_secure_regions(struct nand_chip *chip) > int nr_elem, i, j; > > nr_elem = of_property_count_elems_of_size(dn, "secure-regions", sizeof(u64)); > - if (!nr_elem) > - return 0; > + if (nr_elem <= 0) > + return nr_elem; > > chip->nr_secure_regions = nr_elem / 2; > chip->secure_regions = kcalloc(chip->nr_secure_regions, sizeof(*chip->secure_regions), > -- > 2.30.2 >
WARNING: multiple messages have this Message-ID (diff)
From: Manivannan Sadhasivam <mani@kernel.org> To: Dan Carpenter <dan.carpenter@oracle.com> Cc: Miquel Raynal <miquel.raynal@bootlin.com>, Richard Weinberger <richard@nod.at>, Vignesh Raghavendra <vigneshr@ti.com>, Boris Brezillon <boris.brezillon@collabora.com>, Tudor Ambarus <tudor.ambarus@microchip.com>, linux-mtd@lists.infradead.org, kernel-janitors@vger.kernel.org Subject: Re: [PATCH] mtd: rawnand: Add a check in of_get_nand_secure_regions() Date: Fri, 25 Jun 2021 15:20:41 +0530 [thread overview] Message-ID: <20210625095041.GA4299@thinkpad> (raw) In-Reply-To: <YMtQFXE0F1w7mUh+@mwanda> On Thu, Jun 17, 2021 at 04:37:25PM +0300, Dan Carpenter wrote: > Check for whether of_property_count_elems_of_size() returns a negative > error code. > > Fixes: 13b89768275d ("mtd: rawnand: Add support for secure regions in NAND memory") > Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Reviewed-by: Manivannan Sadhasivam <mani@kernel.org> Thanks, Mani > --- > drivers/mtd/nand/raw/nand_base.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/drivers/mtd/nand/raw/nand_base.c b/drivers/mtd/nand/raw/nand_base.c > index 57a583149cc0..cbba46432e39 100644 > --- a/drivers/mtd/nand/raw/nand_base.c > +++ b/drivers/mtd/nand/raw/nand_base.c > @@ -5231,8 +5231,8 @@ static int of_get_nand_secure_regions(struct nand_chip *chip) > int nr_elem, i, j; > > nr_elem = of_property_count_elems_of_size(dn, "secure-regions", sizeof(u64)); > - if (!nr_elem) > - return 0; > + if (nr_elem <= 0) > + return nr_elem; > > chip->nr_secure_regions = nr_elem / 2; > chip->secure_regions = kcalloc(chip->nr_secure_regions, sizeof(*chip->secure_regions), > -- > 2.30.2 > ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/
next prev parent reply other threads:[~2021-06-25 9:51 UTC|newest] Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-06-17 13:37 [PATCH] mtd: rawnand: Add a check in of_get_nand_secure_regions() Dan Carpenter 2021-06-17 13:37 ` Dan Carpenter 2021-06-25 9:50 ` Manivannan Sadhasivam [this message] 2021-06-25 9:50 ` Manivannan Sadhasivam 2021-07-15 22:50 ` Miquel Raynal 2021-07-15 22:50 ` Miquel Raynal 2021-07-24 14:27 ` Martin Kaiser 2021-07-24 14:27 ` Martin Kaiser 2021-07-24 16:03 ` Manivannan Sadhasivam 2021-07-24 16:03 ` Manivannan Sadhasivam 2021-07-26 7:58 ` Miquel Raynal 2021-07-26 7:58 ` Miquel Raynal
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