diff options
Diffstat (limited to 'usr.bin/last/last.c')
| -rw-r--r-- | usr.bin/last/last.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/usr.bin/last/last.c b/usr.bin/last/last.c index 89dcef8..25a7627 100644 --- a/usr.bin/last/last.c +++ b/usr.bin/last/last.c @@ -162,7 +162,7 @@ void wtmp() { struct utmp *bp; /* current structure */ - struct ttytab *tt; /* ttylist entry */ + struct ttytab *tt, *ttx; /* ttylist entry */ struct stat stb; /* stat of file for size */ long bl, delta; /* time difference */ int bytes, wfd; @@ -191,9 +191,11 @@ wtmp() */ if (bp->ut_line[0] == '~' && !bp->ut_line[1]) { /* everybody just logged out */ - for (tt = ttylist.lh_first; tt; tt = tt->list.le_next) { + for (tt = ttylist.lh_first; tt;) { LIST_REMOVE(tt, list); - free(tt); + ttx = tt; + tt = tt->list.le_next; + free(ttx); } currentout = -bp->ut_time; crmsg = strncmp(bp->ut_name, "shutdown", |
