lib/api: Improve ignore loading error handling (fixes #9253) (#9254)

lib/api/api.go

@@ -47,7 +47,6 @@ import (
 	"github.com/syncthing/syncthing/lib/discover"
 	"github.com/syncthing/syncthing/lib/events"
 	"github.com/syncthing/syncthing/lib/fs"
-	"github.com/syncthing/syncthing/lib/ignore"
 	"github.com/syncthing/syncthing/lib/locations"
 	"github.com/syncthing/syncthing/lib/logger"
 	"github.com/syncthing/syncthing/lib/model"
@@ -1349,11 +1348,6 @@ func (s *service) getDBIgnores(w http.ResponseWriter, r *http.Request) {
 	folder := qs.Get("folder")
 
 	lines, patterns, err := s.model.LoadIgnores(folder)
-	if err != nil && !ignore.IsParseError(err) {
-		http.Error(w, err.Error(), http.StatusInternalServerError)
-		return
-	}
-
 	sendJSON(w, map[string]interface{}{
 		"ignore":   lines,
 		"expanded": patterns,