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author | Shane Lontis <shane.lontis@oracle.com> | 2019-03-19 09:58:09 +1000 |
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committer | Richard Levitte <levitte@openssl.org> | 2019-03-19 07:25:48 +0100 |
commit | ce1415ed2ce15305356cd028bcf7b9bc688d6d5c (patch) | |
tree | e9f4d5ed4bbb781d42b09c6a2c9bebd73fe8917f /crypto/bn/bn_lib.c | |
parent | 226f2bf191ba8c2b33749ddc80c9ace051bebf80 (diff) | |
download | openssl-ce1415ed2ce15305356cd028bcf7b9bc688d6d5c.tar.gz |
Added NULL check to BN_clear() & BN_CTX_end()
Reviewed-by: Paul Dale <paul.dale@oracle.com>
Reviewed-by: Richard Levitte <levitte@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/8518)
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 6de17c3b7a..17293ede34 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); |