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| author | Martin Blumenstingl <martin.blumenstingl@googlemail.com> | 2019-04-12 00:00:54 +0200 |
|---|---|---|
| committer | Miquel Raynal <miquel.raynal@bootlin.com> | 2019-04-18 08:54:06 +0200 |
| commit | 2d8ffbf569440f72b05a16f12453c25195220000 (patch) | |
| tree | 946d2377300b4656a8ab96a4a2482c03731af85a /drivers/mtd | |
| parent | 5f73f240a4ffe49f596314312f1d3731d011e195 (diff) | |
| download | linux-2d8ffbf569440f72b05a16f12453c25195220000.tar.gz linux-2d8ffbf569440f72b05a16f12453c25195220000.tar.bz2 linux-2d8ffbf569440f72b05a16f12453c25195220000.zip | |
mtd: rawnand: meson: use of_property_count_elems_of_size helper
Use the of_property_count_elems_of_size() helper instead of open-coding
it's logic. As a bonus this will now error out if the "reg" property
values use an incorrect size (anything other than sizeof(u32)).
Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Tested-by:Liang Yang <liang.yang@amlogic.com>
Acked-by: Liang Yang <liang.yang@amlogic.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Diffstat (limited to 'drivers/mtd')
| -rw-r--r-- | drivers/mtd/nand/raw/meson_nand.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/mtd/nand/raw/meson_nand.c b/drivers/mtd/nand/raw/meson_nand.c index c1a6af57dab5..9a6023638101 100644 --- a/drivers/mtd/nand/raw/meson_nand.c +++ b/drivers/mtd/nand/raw/meson_nand.c @@ -1233,10 +1233,7 @@ meson_nfc_nand_chip_init(struct device *dev, int ret, i; u32 tmp, nsels; - if (!of_get_property(np, "reg", &nsels)) - return -EINVAL; - - nsels /= sizeof(u32); + nsels = of_property_count_elems_of_size(np, "reg", sizeof(u32)); if (!nsels || nsels > MAX_CE_NUM) { dev_err(dev, "invalid register property size\n"); return -EINVAL; |