extcap: Correct save for file arguments

Also add check to has_configuration

Change-Id: Ia0ffbd3bf68ad51c26bc75b5ee179db179e22bd4
Reviewed-on: https://code.wireshark.org/review/13635
Reviewed-by: Roland Knall <rknall@gmail.com>

1 files changed, 5 insertions, 0 deletions

diff --git a/extcap.c b/extcap.c
index c2f01d102a..a4e656f5bf 100644
--- a/extcap.c
+++ b/extcap.c
@@ -584,6 +584,11 @@ extcap_has_configuration(const char * ifname, gboolean is_required) {
                         else if ( ! defval && (!stored || strlen(g_strchomp(stored)) <= (size_t)0) )
                             found = TRUE;
                     }
+
+                    if ( arg->arg_type == EXTCAP_ARG_FILESELECT ) {
+                        if ( arg->fileexists && ! ( file_exists(defval) || file_exists(stored) ) )
+                            found = TRUE;
+                    }
                 }
             }