From 53e68b64b2fe6b0800509e7e82b1df89fe200d20 Mon Sep 17 00:00:00 2001 From: James Prestwood Date: Wed, 15 Dec 2021 09:41:45 -0800 Subject: [PATCH] crypto: allow NULL 'ad' to aes_siv_encrypt --- src/crypto.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/src/crypto.c b/src/crypto.c index 7d5e42fe..475ebf36 100644 --- a/src/crypto.c +++ b/src/crypto.c @@ -330,7 +330,9 @@ bool aes_siv_encrypt(const void *key, size_t key_len, const void *in, struct iovec iov[num_ad + 1]; uint8_t v[16]; - memcpy(iov, ad, sizeof(struct iovec) * num_ad); + if (ad) + memcpy(iov, ad, sizeof(struct iovec) * num_ad); + iov[num_ad].iov_base = (void *)in; iov[num_ad].iov_len = in_len; num_ad++;