Merge pull request #70 from JacobBarthelmeh/memory

use '0' when releasing array

Author: cconlon

native/com_wolfssl_WolfSSLSession.c

@@ -611,6 +611,8 @@ JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSLSession_write(JNIEnv* jenv,
         /* get session mutex from SSL app data */
         jniSessLock = (wolfSSL_Mutex*)wolfSSL_get_app_data(ssl);
         if (jniSessLock == NULL) {
+            (*jenv)->ReleaseByteArrayElements(jenv, raw, (jbyte*)data,
+                    JNI_ABORT);
             return SSL_FAILURE;
         }
 
@@ -688,6 +690,8 @@ JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSLSession_read(JNIEnv* jenv,
         /* get session mutex from SSL app data */
         jniSessLock = (wolfSSL_Mutex*)wolfSSL_get_app_data(ssl);
         if (jniSessLock == NULL) {
+            (*jenv)->ReleaseByteArrayElements(jenv, raw, (jbyte*)data,
+                    JNI_ABORT);
             return WOLFSSL_FAILURE;
         }
 
@@ -730,7 +734,9 @@ JNIEXPORT jint JNICALL Java_com_wolfssl_WolfSSLSession_read(JNIEnv* jenv,
 
         } while (err == SSL_ERROR_WANT_WRITE || err == SSL_ERROR_WANT_READ);
 
-        (*jenv)->ReleaseByteArrayElements(jenv, raw, (jbyte*)data, JNI_COMMIT);
+        /* JNI_COMMIT commits the data but does not free the local array
+         * 0 is used here to both commit and free */
+        (*jenv)->ReleaseByteArrayElements(jenv, raw, (jbyte*)data, 0);
     }
 
     return size;