[gnome-commander] Reset tmpError pointer with null

[Uwe Scholz <uwescholz src gnome org>]

commit 9781bd308d1a1078b935f91bc0c9406da8a7add3
Author: Uwe Scholz <u scholz83 gmx de>
Date:   Wed Sep 15 23:29:42 2021 +0200

    Reset tmpError pointer with null

 src/gnome-cmd-xfer.cc | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/src/gnome-cmd-xfer.cc b/src/gnome-cmd-xfer.cc
index c4840a4e..d1420e4d 100644
--- a/src/gnome-cmd-xfer.cc
+++ b/src/gnome-cmd-xfer.cc
@@ -1141,6 +1141,7 @@ gnome_cmd_move_gfile_recursive (GFile *srcGFile,
             if(g_error_matches(tmpError, G_IO_ERROR, G_IO_ERROR_EXISTS))
             {
                 g_propagate_error(&(xferData->error), tmpError);
+                tmpError = nullptr;
                 xferData->problemSrcGFile = g_file_dup(srcGFile);
                 xferData->problemDestGFile = g_file_dup(destGFile);
                 xfer_progress_update(xferData);