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Fix IEEE 802.11r key derivation function to match with the standard

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IEEE Std 802.11r-2008, 8.5.1.5.2 starts the 'i' counter from 1, not 0.
Note: this breaks interoperability with previous versions. [Bug 303]
This commit is contained in:
Jouni Malinen 2009-03-19 15:46:00 +02:00 • committed by Jouni Malinen
parent c5aaa01562
commit 4cb0dcd92d
3 changed files with 5 additions and 1 deletions
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2
src/crypto/sha256.c
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@ -122,7 +122,7 @@ void hmac_sha256(const u8 *key, size_t key_len, const u8 *data,
void sha256_prf(const u8 *key, size_t key_len, const char *label,
const u8 *data, size_t data_len, u8 *buf, size_t buf_len)
{
u16 counter = 0;
u16 counter = 1;
size_t pos, plen;
u8 hash[SHA256_MAC_LEN];
const u8 *addr[4];