mtd: spi-nor-core: Don't check for zero length in spi_nor_write() / spi_nor_erase()

This check is already done in all callers: mtdcore's mtd_write() /
mtd_erase(), legacy spi_nor_write() / spi_flash_erase(). No reason to do
this here as well.

Signed-off-by: Marek Behún <marek.behun@nic.cz>
This commit is contained in:
Marek Behún 2021-10-05 15:56:02 +02:00 committed by Jagan Teki
parent a67b3719f3
commit 7398c1b758

View file

@ -914,9 +914,6 @@ static int spi_nor_erase(struct mtd_info *mtd, struct erase_info *instr)
dev_dbg(nor->dev, "at 0x%llx, len %lld\n", (long long)instr->addr,
(long long)instr->len);
if (!instr->len)
return 0;
div_u64_rem(instr->len, mtd->erasesize, &rem);
if (rem)
return -EINVAL;
@ -1671,9 +1668,6 @@ static int spi_nor_write(struct mtd_info *mtd, loff_t to, size_t len,
dev_dbg(nor->dev, "to 0x%08x, len %zd\n", (u32)to, len);
if (!len)
return 0;
for (i = 0; i < len; ) {
ssize_t written;
loff_t addr = to + i;