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-rw-r--r--sys/crypto/aesni/aesni.h2
-rw-r--r--sys/crypto/aesni/aesni_ghash.c4
2 files changed, 3 insertions, 3 deletions
diff --git a/sys/crypto/aesni/aesni.h b/sys/crypto/aesni/aesni.h
index 0594176a4522..3d5adec79eed 100644
--- a/sys/crypto/aesni/aesni.h
+++ b/sys/crypto/aesni/aesni.h
@@ -104,7 +104,7 @@ void AES_GCM_encrypt(const unsigned char *in, unsigned char *out,
const unsigned char *key, int nr);
int AES_GCM_decrypt(const unsigned char *in, unsigned char *out,
const unsigned char *addt, const unsigned char *ivec,
- unsigned char *tag, uint32_t nbytes, uint32_t abytes, int ibytes,
+ const unsigned char *tag, uint32_t nbytes, uint32_t abytes, int ibytes,
const unsigned char *key, int nr);
int aesni_cipher_setup_common(struct aesni_session *ses, const uint8_t *key,
diff --git a/sys/crypto/aesni/aesni_ghash.c b/sys/crypto/aesni/aesni_ghash.c
index f7be6c089754..54c8815ce01f 100644
--- a/sys/crypto/aesni/aesni_ghash.c
+++ b/sys/crypto/aesni/aesni_ghash.c
@@ -528,7 +528,7 @@ AES_GCM_encrypt(const unsigned char *in, unsigned char *out,
int
AES_GCM_decrypt(const unsigned char *in, unsigned char *out,
const unsigned char *addt, const unsigned char *ivec,
- unsigned char *tag, uint32_t nbytes, uint32_t abytes, int ibytes,
+ const unsigned char *tag, uint32_t nbytes, uint32_t abytes, int ibytes,
const unsigned char *key, int nr)
{
int i, j ,k;
@@ -677,7 +677,7 @@ AES_GCM_decrypt(const unsigned char *in, unsigned char *out,
X = _mm_shuffle_epi8(X, BSWAP_MASK);
T = _mm_xor_si128(X, T);
- if (!m128icmp(T, _mm_loadu_si128((__m128i*)tag)))
+ if (!m128icmp(T, _mm_loadu_si128((const __m128i*)tag)))
return 0; //in case the authentication failed
ctr1 = _mm_shuffle_epi8(Y, BSWAP_EPI64);