| From 7c6bdf2f183807dd06169f190c6e84b1b073b463 Mon Sep 17 00:00:00 2001 |
| From: Sasha Levin <sashal@kernel.org> |
| Date: Thu, 29 Apr 2021 19:20:48 +0800 |
| Subject: spi: omap-100k: Fix the length judgment problem |
| |
| 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@hisilicon.com |
| 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 ccd817ee4917..0d0cd061d356 100644 |
| --- a/drivers/spi/spi-omap-100k.c |
| +++ b/drivers/spi/spi-omap-100k.c |
| @@ -241,7 +241,7 @@ 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; |
| |
| -- |
| 2.30.2 |
| |