Commit 5d22d37a authored by Dan Carpenter's avatar Dan Carpenter Committed by Herbert Xu
Browse files

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: c8981d92 ("crypto: spacc - Add SPAcc Skcipher support")
Signed-off-by: default avatarDan Carpenter <dan.carpenter@linaro.org>
Signed-off-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
parent b63483b3

drivers/crypto/dwc-spacc/spacc_core.c

+1 −1
Original line number Diff line number Diff line
@@ -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    ||