git: c09c379c7aa7 - main - aesni: Permit AES-CCM requests with neither payload nor AAD.
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Date: Wed, 06 Oct 2021 21:10:34 UTC
The branch main has been updated by jhb: URL: https://cgit.FreeBSD.org/src/commit/?id=c09c379c7aa7337680ff3cb73691ce12d627128b commit c09c379c7aa7337680ff3cb73691ce12d627128b Author: John Baldwin <jhb@FreeBSD.org> AuthorDate: 2021-10-06 21:08:47 +0000 Commit: John Baldwin <jhb@FreeBSD.org> CommitDate: 2021-10-06 21:08:47 +0000 aesni: Permit AES-CCM requests with neither payload nor AAD. Reviewed by: sef Sponsored by: The FreeBSD Foundation Differential Revision: https://reviews.freebsd.org/D32114 --- sys/crypto/aesni/aesni_ccm.c | 5 ----- 1 file changed, 5 deletions(-) diff --git a/sys/crypto/aesni/aesni_ccm.c b/sys/crypto/aesni/aesni_ccm.c index 9e2fa317b2ed..34b61a633907 100644 --- a/sys/crypto/aesni/aesni_ccm.c +++ b/sys/crypto/aesni/aesni_ccm.c @@ -205,9 +205,6 @@ AES_CCM_encrypt(const unsigned char *in, unsigned char *out, uint8_t *byte_ptr; __m128i s0, rolling_mac, s_x, staging_block; - if (nbytes == 0 && abytes == 0) - return; - /* NIST 800-38c section A.1 says n is [7, 13]. */ if (nlen < 7 || nlen > 13) panic("%s: bad nonce length %d", __FUNCTION__, nlen); @@ -377,8 +374,6 @@ AES_CCM_decrypt(const unsigned char *in, unsigned char *out, __m128i s0, rolling_mac, staging_block; uint8_t *byte_ptr; - if (nbytes == 0 && abytes == 0) - return (1); // No message means no decryption! if (nlen < 0 || nlen > 15) panic("%s: bad nonce length %d", __FUNCTION__, nlen);