"0xf << 28" shifts right into the sign bit, since 0xf is a signed
integer. Use the 'U' suffix to force an unsigned shift to avoid
this undefined behaviour and a clang sanitizer warning.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Eric Blake <eblake@redhat.com>
Acked-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
ethaddr[3], ethaddr[4], ethaddr[5]));
/* Check 0.0.0.0/8 invalid source-only addresses */
- if ((ip_addr & htonl(~(0xf << 28))) == 0) {
+ if ((ip_addr & htonl(~(0xfU << 28))) == 0) {
return;
}
DEBUG_ARG("ip = 0x%x", ip_addr);
/* Check 0.0.0.0/8 invalid source-only addresses */
- assert((ip_addr & htonl(~(0xf << 28))) != 0);
+ assert((ip_addr & htonl(~(0xfU << 28))) != 0);
/* If broadcast address */
if (ip_addr == 0xffffffff || ip_addr == broadcast_addr) {