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author | Linus Torvalds <torvalds@linux-foundation.org> | 2014-10-24 12:33:32 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2014-10-24 12:33:32 -0700 |
commit | c8c48001eb241f335739ef06492ae99b4cd891d6 (patch) | |
tree | 14b6f6d514b25ffb16981a2867c6902edf41b685 /crypto/wp512.c | |
parent | 6de0bdb30d75edcf5f1e3f80da5b65670b9831f1 (diff) | |
parent | 8ff8c72485c0d0bbb91377d33bbf016ae0744cd8 (diff) | |
download | linux-crypto-c8c48001eb241f335739ef06492ae99b4cd891d6.tar.gz linux-crypto-c8c48001eb241f335739ef06492ae99b4cd891d6.zip |
Merge tag 'random_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/random
Pull /dev/random updates from Ted Ts'o:
"This adds a memzero_explicit() call which is guaranteed not to be
optimized away by GCC. This is important when we are wiping
cryptographically sensitive material"
* tag 'random_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/random:
crypto: memzero_explicit - make sure to clear out sensitive data
random: add and use memzero_explicit() for clearing data
Diffstat (limited to '')
-rw-r--r-- | crypto/wp512.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/crypto/wp512.c b/crypto/wp512.c index 180f1d6e..ec64e776 100644 --- a/crypto/wp512.c +++ b/crypto/wp512.c @@ -1102,8 +1102,8 @@ static int wp384_final(struct shash_desc *desc, u8 *out) u8 D[64]; wp512_final(desc, D); - memcpy (out, D, WP384_DIGEST_SIZE); - memset (D, 0, WP512_DIGEST_SIZE); + memcpy(out, D, WP384_DIGEST_SIZE); + memzero_explicit(D, WP512_DIGEST_SIZE); return 0; } @@ -1113,8 +1113,8 @@ static int wp256_final(struct shash_desc *desc, u8 *out) u8 D[64]; wp512_final(desc, D); - memcpy (out, D, WP256_DIGEST_SIZE); - memset (D, 0, WP512_DIGEST_SIZE); + memcpy(out, D, WP256_DIGEST_SIZE); + memzero_explicit(D, WP512_DIGEST_SIZE); return 0; } |