Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6

Pull crypto fixes from Herbert Xu:
 "This fixes a Kconfig-related build error and an integer overflow in
  chacha20poly1305"

* 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6:
  crypto: chacha20poly1305 - prevent integer overflow on large input
  tee: amdtee: amdtee depends on CRYPTO_DEV_CCP_DD

Author: torvalds

drivers/tee/amdtee/Kconfig

@@ -3,6 +3,6 @@
 config AMDTEE
 	tristate "AMD-TEE"
 	default m
-	depends on CRYPTO_DEV_SP_PSP
+	depends on CRYPTO_DEV_SP_PSP && CRYPTO_DEV_CCP_DD
 	help
 	  This implements AMD's Trusted Execution Environment (TEE) driver.

lib/crypto/chacha20poly1305.c

@@ -235,6 +235,9 @@ bool chacha20poly1305_crypt_sg_inplace(struct scatterlist *src,
 		__le64 lens[2];
 	} b __aligned(16);
 
+	if (WARN_ON(src_len > INT_MAX))
+		return false;
+
 	chacha_load_key(b.k, key);
 
 	b.iv[0] = 0;