[PATCH 1/4] mtd: rawnand: meson: use struct_size macro

[Martin Blumenstingl]

Use the recently introduced struct_size macro instead of open-coding
it's logic.
No functional changes.

Signed-off-by: Martin Blumenstingl <martin.blumenstingl@xxxxxxxxxxxxxx>
---
 drivers/mtd/nand/raw/meson_nand.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/mtd/nand/raw/meson_nand.c b/drivers/mtd/nand/raw/meson_nand.c
index cb0b03e36a35..c1a6af57dab5 100644
--- a/drivers/mtd/nand/raw/meson_nand.c
+++ b/drivers/mtd/nand/raw/meson_nand.c
@@ -1242,8 +1242,7 @@ meson_nfc_nand_chip_init(struct device *dev,
 		return -EINVAL;
 	}
 
-	meson_chip = devm_kzalloc(dev,
-				  sizeof(*meson_chip) + (nsels * sizeof(u8)),
+	meson_chip = devm_kzalloc(dev, struct_size(meson_chip, sels, nsels),
 				  GFP_KERNEL);
 	if (!meson_chip)
 		return -ENOMEM;
-- 
2.21.0