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memcpy(): pointers must be valid even if the size is 0

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This commit is contained in:
Frank Denis 2016-04-12 00:41:37 +02:00
parent 0248c38626
commit 50e11be472
2 changed files with 6 additions and 4 deletions
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3
src/libsodium/crypto_hash/sha256/cp/hash_sha256.c
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@ -232,8 +232,9 @@ crypto_hash_sha256_update(crypto_hash_sha256_state *state,
in += 64;
inlen -= 64;
}
if (inlen > 0) {
memcpy(state->buf, in, inlen); /* inlen < 64 */
}
return 0;
}

3
src/libsodium/crypto_hash/sha512/cp/hash_sha512.c
View File

@ -262,8 +262,9 @@ crypto_hash_sha512_update(crypto_hash_sha512_state *state,
src += 128;
inlen -= 128;
}
if (inlen > 0) {
memcpy(state->buf, src, inlen); /* inlen < 128 */
}
return 0;
}