Added handling of notification message parse errors

xroot_plugins/XrdCtaFilesystem.cpp

@@ -79,8 +79,6 @@ namespace cta { namespace xrootPlugins {
 //------------------------------------------------------------------------------
 int XrdCtaFilesystem::FSctl(const int cmd, XrdSfsFSctl &args, XrdOucErrInfo &eInfo, const XrdSecEntity *client)
 {
-  (void)cmd; (void)args; (void)eInfo; (void)client;
-
   if(SFS_FSCTL_PLUGIO != cmd) {
     eInfo.setErrInfo(ENOTSUP, "Not supported: cmd != SFS_FSCTL_PLUGIO");
     return SFS_ERROR;
@@ -102,7 +100,10 @@ int XrdCtaFilesystem::FSctl(const int cmd, XrdSfsFSctl &args, XrdOucErrInfo &eIn
 
   const std::string query(args.Arg1, args.Arg1Len);
   eos::wfe::notification notification;
-  notification.ParseFromString(query);
+  if(!notification.ParseFromString(query)) {
+    eInfo.setErrInfo(EINVAL, "Failed to parse notification message");
+    return SFS_ERROR;
+  }
 
   {
     std::list<cta::log::Param> params;