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| author | Tian Tao <tiantao6@hisilicon.com> | 2021-04-29 19:20:48 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2021-05-10 13:17:17 +0100 |
| commit | e7a1a3abea373e41ba7dfe0fbc93cb79b6a3a529 (patch) | |
| tree | 4d05da78f9eecbe8cbe1f4ece52a85e544c2a638 | |
| parent | 029d32a892a860017d33ff8d9598259731e776ad (diff) | |
| download | linux-e7a1a3abea373e41ba7dfe0fbc93cb79b6a3a529.tar.gz linux-e7a1a3abea373e41ba7dfe0fbc93cb79b6a3a529.tar.bz2 linux-e7a1a3abea373e41ba7dfe0fbc93cb79b6a3a529.zip | |
spi: omap-100k: Fix the length judgment problem
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>
| -rw-r--r-- | drivers/spi/spi-omap-100k.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/spi/spi-omap-100k.c b/drivers/spi/spi-omap-100k.c index 7062f2902253..f104470605b3 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; |