Clean up properly if we get an error after allocating the private data

structure.

svn path=/trunk/; revision=32563

1 files changed, 7 insertions, 1 deletions

diff --git a/wiretap/nettl.c b/wiretap/nettl.c
index 14fd6877ee..bd4f3834c2 100644
--- a/wiretap/nettl.c
+++ b/wiretap/nettl.c
@@ -240,13 +240,19 @@ int nettl_open(wtap *wth, int *err, gchar **err_info _U_)
     /* read the first header to take a guess at the file encap */
     bytes_read = file_read(dummy, 1, 4, wth->fh);
     if (bytes_read != 4) {
-        if (*err != 0)
+        if (*err != 0) {
+            wth->priv = NULL;
+            g_free(nettl);
             return -1;
+        }
         if (bytes_read != 0) {
             *err = WTAP_ERR_SHORT_READ;
+            wth->priv = NULL;
             g_free(nettl);
             return -1;
         }
+        wth->priv = NULL;
+        g_free(nettl);
         return 0;
     }