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Make crypto_hash_init() easier for static analyzers

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Avoid zero-length memset at the end of the buffer. This is not really
needed, but it makes the code a bit easier for static analyzers.

Signed-hostap: Jouni Malinen <j@w1.fi>
This commit is contained in:
Jouni Malinen 2011-11-13 23:19:19 +02:00
parent 16cc7a4304
commit 911e10eac6
1 changed files with 2 additions and 1 deletions
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src/crypto/crypto_internal.c
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@ -63,6 +63,7 @@ struct crypto_hash * crypto_hash_init(enum crypto_hash_alg alg, const u8 *key,
ctx->key_len = key_len;
os_memcpy(k_pad, key, key_len);
if (key_len < sizeof(k_pad))
os_memset(k_pad + key_len, 0, sizeof(k_pad) - key_len);
for (i = 0; i < sizeof(k_pad); i++)
k_pad[i] ^= 0x36;