qemu-4.1.0/roms/SLOF/lib/libnet/ping.c:122: logical fault

qemu-4.1.0/roms/SLOF/lib/libnet/ping.c:122:16: warning: Logical conjunction always evaluates to false: alen <= 0 && alen >= sizeof(args) - 1. [incorrectLogicOperator]

Source code is

   if (alen <= 0 && alen >= sizeof(args) - 1) {

Maybe better code:

   if (alen <= 0 || alen >= sizeof(args) - 1) {