From: Tian Tao tiantao6@hisilicon.com
[ Upstream commit e7a1a3abea373e41ba7dfe0fbc93cb79b6a3a529 ]
word_len should be checked in the omap1_spi100k_setup_transfer function to see if it exceeds 32.
Signed-off-by: Tian Tao tiantao6@hisilicon.com Link: https://lore.kernel.org/r/1619695248-39045-1-git-send-email-tiantao6@hisilic... Signed-off-by: Mark Brown broonie@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/spi/spi-omap-100k.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/spi/spi-omap-100k.c b/drivers/spi/spi-omap-100k.c index b8e201c09484..f64d030c760a 100644 --- a/drivers/spi/spi-omap-100k.c +++ b/drivers/spi/spi-omap-100k.c @@ -242,7 +242,7 @@ static int omap1_spi100k_setup_transfer(struct spi_device *spi, else word_len = spi->bits_per_word;
- if (spi->bits_per_word > 32) + if (word_len > 32) return -EINVAL; cs->word_len = word_len;