diff options
| author | Axel Lin <axel.lin@ingics.com> | 2014-02-25 19:19:43 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@linaro.org> | 2014-03-01 13:50:56 +0900 |
| commit | f8c717a567158cdd703b39118eec20cfffdcf585 (patch) | |
| tree | 6198cd0c1e636f27a86ebe5dc39a317de556cfc7 /drivers/spi/spi-txx9.c | |
| parent | 7bdadd8d94a203c0bf02c0f128148e8be3e7f66a (diff) | |
| download | lwn-f8c717a567158cdd703b39118eec20cfffdcf585.tar.gz lwn-f8c717a567158cdd703b39118eec20cfffdcf585.zip | |
spi: txx9: Let spi core handle validating transfer length
spi core will handle validating transfer length since commit 4d94bd21b333
"spi: core: Validate length of the transfers in message".
So remove the same checking in this driver.
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Reviewed-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Mark Brown <broonie@linaro.org>
Diffstat (limited to 'drivers/spi/spi-txx9.c')
| -rw-r--r-- | drivers/spi/spi-txx9.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/drivers/spi/spi-txx9.c b/drivers/spi/spi-txx9.c index 5cfaafc368fc..820b499816f8 100644 --- a/drivers/spi/spi-txx9.c +++ b/drivers/spi/spi-txx9.c @@ -306,12 +306,8 @@ static int txx9spi_transfer(struct spi_device *spi, struct spi_message *m) /* check each transfer's parameters */ list_for_each_entry(t, &m->transfers, transfer_list) { - u8 bits_per_word = t->bits_per_word; - if (!t->tx_buf && !t->rx_buf && t->len) return -EINVAL; - if (t->len & ((bits_per_word >> 3) - 1)) - return -EINVAL; } spin_lock_irqsave(&c->lock, flags); |