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authorJason A. Donenfeld <Jason@zx2c4.com>2017-10-31 11:24:54 +0100
committerJason A. Donenfeld <Jason@zx2c4.com>2017-10-31 17:25:23 +0100
commitd03f2a0805fade7048de215ab809b4b5927a7356 (patch)
tree2a9c1cf04e091c45976637c1faf5ba348c24d9d0 /src/noise.c
parenttimers: guard entire setting in block (diff)
downloadwireguard-monolithic-historical-d03f2a0805fade7048de215ab809b4b5927a7356.tar.xz
wireguard-monolithic-historical-d03f2a0805fade7048de215ab809b4b5927a7356.zip
global: use fewer BUG_ONs
Suggested-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'src/noise.c')
-rw-r--r--src/noise.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/noise.c b/src/noise.c
index aab7f88..a0bea29 100644
--- a/src/noise.c
+++ b/src/noise.c
@@ -235,7 +235,9 @@ static void kdf(u8 *first_dst, u8 *second_dst, u8 *third_dst, const u8 *data, si
u8 secret[BLAKE2S_OUTBYTES];
u8 output[BLAKE2S_OUTBYTES + 1];
+#ifdef DEBUG
BUG_ON(first_len > BLAKE2S_OUTBYTES || second_len > BLAKE2S_OUTBYTES || third_len > BLAKE2S_OUTBYTES || ((second_len || second_dst || third_len || third_dst) && (!first_len || !first_dst)) || ((third_len || third_dst) && (!second_len || !second_dst)));
+#endif
/* Extract entropy from data into secret */
blake2s_hmac(secret, data, chaining_key, BLAKE2S_OUTBYTES, data_len, NOISE_HASH_LEN);