[gnome-commander] Only unref a GFile instance if it is not null

[Uwe Scholz <uwescholz src gnome org>]

commit 2a8aa1dde8077b47161248408c9a740a3ab7112d
Author: Uwe Scholz <u scholz83 gmx de>
Date:   Thu Jan 6 23:16:04 2022 +0100

    Only unref a GFile instance if it is not null

 src/gnome-cmd-con.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/gnome-cmd-con.cc b/src/gnome-cmd-con.cc
index 0f3cf315..40b5da61 100644
--- a/src/gnome-cmd-con.cc
+++ b/src/gnome-cmd-con.cc
@@ -500,7 +500,7 @@ gboolean gnome_cmd_con_get_path_target_type (GnomeCmdCon *con, const gchar *path
 
     if (!gFile || !g_file_query_exists(gFile, nullptr))
     {
-        if (!gFile)
+        if (gFile)
             g_object_unref(gFile);
         *gFileType = G_FILE_TYPE_UNKNOWN;
         delete path;