Use TAILQ_EMPTY instead of checking if TAILQ_FIRST is NULL.

This commit is contained in:
Brooks Davis 2006-08-04 21:15:09 +00:00
parent bcec98969f
commit 012759b743
Notes: svn2git 2020-12-20 02:59:44 +00:00
svn path=/head/; revision=160980

View file

@ -104,7 +104,7 @@ svr4_sock_ioctl(fp, td, retval, fd, cmd, data)
*/
IFNET_RLOCK();
TAILQ_FOREACH(ifp, &ifnet, if_link)
if (TAILQ_FIRST(&ifp->if_addrhead) == NULL)
if (TAILQ_EMPTY(&ifp->if_addrhead))
ifnum++;
else
TAILQ_FOREACH(ifa, &ifp->if_addrhead,