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| author | Dan Carpenter <dan.carpenter@linaro.org> | 2024-08-15 00:11:58 +0300 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2024-08-24 16:36:07 +0300 |
| commit | 5d22d37aa8b93efaad797faf80db40ea59453481 (patch) | |
| tree | 1a929fd85e38d102f23707092c145488c4417ecc | |
| parent | b63483b37e813299445d2719488acab2b3f20544 (diff) | |
| download | linux-5d22d37aa8b93efaad797faf80db40ea59453481.tar.xz | |
crypto: spacc - Fix off by one in spacc_isenabled()
The spacc->config.modes[] array has CRYPTO_MODE_LAST number of elements
so this > comparison should be >= to prevent an out of bounds access.
Fixes: c8981d9230d8 ("crypto: spacc - Add SPAcc Skcipher support")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
| -rw-r--r-- | drivers/crypto/dwc-spacc/spacc_core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/crypto/dwc-spacc/spacc_core.c b/drivers/crypto/dwc-spacc/spacc_core.c index e3380528e82b..b7630f559973 100644 --- a/drivers/crypto/dwc-spacc/spacc_core.c +++ b/drivers/crypto/dwc-spacc/spacc_core.c @@ -1295,7 +1295,7 @@ int spacc_isenabled(struct spacc_device *spacc, int mode, int keysize) { int x; - if (mode < 0 || mode > CRYPTO_MODE_LAST) + if (mode < 0 || mode >= CRYPTO_MODE_LAST) return 0; if (mode == CRYPTO_MODE_NULL || |