Fix for bug#14780 memory leak for mysql 4.1.14 with openssl enabled

sql-common/client.c

@@ -1487,11 +1487,15 @@ mysql_ssl_set(MYSQL *mysql __attribute__((unused)) ,
 static void
 mysql_ssl_free(MYSQL *mysql __attribute__((unused)))
 {
+  struct st_VioSSLConnectorFd *st= 
+    (struct st_VioSSLConnectorFd*) mysql->connector_fd;
   my_free(mysql->options.ssl_key, MYF(MY_ALLOW_ZERO_PTR));
   my_free(mysql->options.ssl_cert, MYF(MY_ALLOW_ZERO_PTR));
   my_free(mysql->options.ssl_ca, MYF(MY_ALLOW_ZERO_PTR));
   my_free(mysql->options.ssl_capath, MYF(MY_ALLOW_ZERO_PTR));
   my_free(mysql->options.ssl_cipher, MYF(MY_ALLOW_ZERO_PTR));  
+  if (st)
+    SSL_CTX_free(st->ssl_context);
   my_free(mysql->connector_fd,MYF(MY_ALLOW_ZERO_PTR));
   mysql->options.ssl_key = 0;
   mysql->options.ssl_cert = 0;

vio/vio.c

@@ -83,7 +83,7 @@ void vio_reset(Vio* vio, enum enum_vio_type type,
 #ifdef HAVE_OPENSSL 
   if (type == VIO_TYPE_SSL)
   {
-    vio->viodelete	=vio_ssl_delete;
+    vio->viodelete	=vio_delete;
     vio->vioerrno	=vio_ssl_errno;
     vio->read		=vio_ssl_read;
     vio->write		=vio_ssl_write;

vio/vio_priv.h

@@ -28,7 +28,6 @@ void	vio_ignore_timeout(Vio *vio, uint which, uint timeout);
 #ifdef HAVE_OPENSSL
 #include "my_net.h"			/* needed because of struct in_addr */
 
-void	vio_ssl_delete(Vio* vio);
 int	vio_ssl_read(Vio *vio,gptr buf,	int size);
 int	vio_ssl_write(Vio *vio,const gptr buf,int size);
 void	vio_ssl_timeout(Vio *vio, uint which, uint timeout);

vio/viossl.c

@@ -69,25 +69,6 @@ report_errors()
   DBUG_VOID_RETURN;
 }
 
-/*
-  Delete a vio object
-
-  SYNPOSIS
-    vio_ssl_delete()
-    vio			Vio object.  May be 0.
-*/
-
-
-void vio_ssl_delete(Vio * vio)
-{
-  if (vio)
-  {
-    if (vio->type != VIO_CLOSED)
-      vio_close(vio);
-    my_free((gptr) vio,MYF(0));
-  }
-}
-
 
 int vio_ssl_errno(Vio *vio __attribute__((unused)))
 {