From: Dr. Stephen Henson <steve@openssl.org>
Date: Sun, 8 Feb 2015 13:14:05 +0000 (+0000)
Subject: Fix memory leak reporting.
X-Git-Tag: OpenSSL_1_1_0-pre1~1672
X-Git-Url: https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff_plain;h=9c7a780bbebc1b6d87dc38a6aa3339033911a8bb;ds=inline

Fix memory leak reporting.

Free up bio_err after memory leak data has been printed to it.

In int_free_ex_data if ex_data is NULL there is nothing to free up
so return immediately and don't reallocate it.
Reviewed-by: Tim Hudson <tjh@openssl.org>
---

diff --git a/apps/openssl.c b/apps/openssl.c
index 50c8275a4e..e070a444a5 100644
--- a/apps/openssl.c
+++ b/apps/openssl.c
@@ -423,10 +423,6 @@ int main(int Argc, char *ARGV[])
     if (arg.data != NULL)
         OPENSSL_free(arg.data);
 
-    if (bio_err != NULL) {
-        BIO_free(bio_err);
-        bio_err = NULL;
-    }
 #if defined( OPENSSL_SYS_VMS) && (__INITIAL_POINTER_SIZE == 64)
     /* Free any duplicate Argv[] storage. */
     if (free_Argv) {
@@ -435,6 +431,10 @@ int main(int Argc, char *ARGV[])
 #endif
     apps_shutdown();
     CRYPTO_mem_leaks(bio_err);
+    if (bio_err != NULL) {
+        BIO_free(bio_err);
+        bio_err = NULL;
+    }
 
     OPENSSL_EXIT(ret);
 }
diff --git a/crypto/ex_data.c b/crypto/ex_data.c
index 4caddcebb4..d55985ba0a 100644
--- a/crypto/ex_data.c
+++ b/crypto/ex_data.c
@@ -500,6 +500,8 @@ static void int_free_ex_data(int class_index, void *obj, CRYPTO_EX_DATA *ad)
     EX_CLASS_ITEM *item;
     void *ptr;
     CRYPTO_EX_DATA_FUNCS **storage = NULL;
+    if (ex_data == NULL)
+        return;
     if ((item = def_get_class(class_index)) == NULL)
         return;
     CRYPTO_r_lock(CRYPTO_LOCK_EX_DATA);