Fix T69451: Walk-select in empty directory asserts

Code assumed the '..' was there, which isn't the case any more. Just
early exiting for empty directories is fine.

1 files changed, 10 insertions, 0 deletions

diff --git a/source/blender/editors/space_file/file_ops.c b/source/blender/editors/space_file/file_ops.c
index bd018581d32..d738a20bf53 100644
--- a/source/blender/editors/space_file/file_ops.c
+++ b/source/blender/editors/space_file/file_ops.c
@@ -584,6 +584,11 @@ static bool file_walk_select_selection_set(bContext *C,
 
   BLI_assert(params);
 
+  if (numfiles == 0) {
+    /* No files visible, nothing to do. */
+    return false;
+  }
+
   if (has_selection) {
     if (extend && filelist_entry_select_index_get(files, active_old, CHECK_ALL) &&
         filelist_entry_select_index_get(files, active_new, CHECK_ALL)) {
@@ -692,6 +697,11 @@ static bool file_walk_select_do(bContext *C,
 
   /* *** get all needed files for handling selection *** */
 
+  if (numfiles == 0) {
+    /* No files visible, nothing to do. */
+    return false;
+  }
+
   if (has_selection) {
     ARegion *ar = CTX_wm_region(C);
     FileLayout *layout = ED_fileselect_get_layout(sfile, ar);