diff options
Diffstat (limited to 'openssl/crypto/bn/bn_lib.c')
| -rw-r--r-- | openssl/crypto/bn/bn_lib.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/openssl/crypto/bn/bn_lib.c b/openssl/crypto/bn/bn_lib.c index 5461e6ee7..d5a211e28 100644 --- a/openssl/crypto/bn/bn_lib.c +++ b/openssl/crypto/bn/bn_lib.c @@ -320,6 +320,15 @@ static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words) BNerr(BN_F_BN_EXPAND_INTERNAL,ERR_R_MALLOC_FAILURE); return(NULL); } +#ifdef PURIFY + /* Valgrind complains in BN_consttime_swap because we process the whole + * array even if it's not initialised yet. This doesn't matter in that + * function - what's important is constant time operation (we're not + * actually going to use the data) + */ + memset(a, 0, sizeof(BN_ULONG)*words); +#endif + #if 1 B=b->d; /* Check if the previous number needs to be copied */ |