diff options
Diffstat (limited to 'crypto/bn/bn_lib.c')
-rw-r--r-- | crypto/bn/bn_lib.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/crypto/bn/bn_lib.c b/crypto/bn/bn_lib.c index 8286b3855a2c..f93bbcfcc71f 100644 --- a/crypto/bn/bn_lib.c +++ b/crypto/bn/bn_lib.c @@ -338,6 +338,8 @@ void BN_swap(BIGNUM *a, BIGNUM *b) void BN_clear(BIGNUM *a) { + if (a == NULL) + return; bn_check_top(a); if (a->d != NULL) OPENSSL_cleanse(a->d, sizeof(*a->d) * a->dmax); |