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authorRich Salz <rsalz@akamai.com>2016-02-25 12:09:06 -0500
committerRich Salz <rsalz@openssl.org>2016-02-25 15:19:42 -0500
commit7c96dbcdab959fef74c4caae63cdebaa354ab252 (patch)
treeaf59789bb5bc85efd7e700d657db004910f8ba64 /crypto/dh
parent07b3ce8f8029f647c1babf0d8a03599885e7e284 (diff)
GH715: ENGINE_finish can take NULL
Simplifies calling code. Also fixed up any !ptr tests that were nearby, turning them into NULL tests. Reviewed-by: Richard Levitte <levitte@openssl.org>
Diffstat (limited to 'crypto/dh')
-rw-r--r--crypto/dh/dh_lib.c14
1 files changed, 5 insertions, 9 deletions
diff --git a/crypto/dh/dh_lib.c b/crypto/dh/dh_lib.c
index 9167d69ea8..58280d8734 100644
--- a/crypto/dh/dh_lib.c
+++ b/crypto/dh/dh_lib.c
@@ -88,10 +88,8 @@ int DH_set_method(DH *dh, const DH_METHOD *meth)
if (mtmp->finish)
mtmp->finish(dh);
#ifndef OPENSSL_NO_ENGINE
- if (dh->engine) {
- ENGINE_finish(dh->engine);
- dh->engine = NULL;
- }
+ ENGINE_finish(dh->engine);
+ dh->engine = NULL;
#endif
dh->meth = meth;
if (meth->init)
@@ -126,7 +124,7 @@ DH *DH_new_method(ENGINE *engine)
ret->engine = ENGINE_get_default_DH();
if (ret->engine) {
ret->meth = ENGINE_get_DH(ret->engine);
- if (!ret->meth) {
+ if (ret->meth == NULL) {
DHerr(DH_F_DH_NEW_METHOD, ERR_R_ENGINE_LIB);
ENGINE_finish(ret->engine);
OPENSSL_free(ret);
@@ -140,8 +138,7 @@ DH *DH_new_method(ENGINE *engine)
CRYPTO_new_ex_data(CRYPTO_EX_INDEX_DH, ret, &ret->ex_data);
if ((ret->meth->init != NULL) && !ret->meth->init(ret)) {
#ifndef OPENSSL_NO_ENGINE
- if (ret->engine)
- ENGINE_finish(ret->engine);
+ ENGINE_finish(ret->engine);
#endif
CRYPTO_free_ex_data(CRYPTO_EX_INDEX_DH, ret, &ret->ex_data);
OPENSSL_free(ret);
@@ -165,8 +162,7 @@ void DH_free(DH *r)
if (r->meth->finish)
r->meth->finish(r);
#ifndef OPENSSL_NO_ENGINE
- if (r->engine)
- ENGINE_finish(r->engine);
+ ENGINE_finish(r->engine);
#endif
CRYPTO_free_ex_data(CRYPTO_EX_INDEX_DH, r, &r->ex_data);