diff options
| -rw-r--r-- | sys/kern/sysv_sem.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/sys/kern/sysv_sem.c b/sys/kern/sysv_sem.c index 3ca4ff5..e7d1c5a 100644 --- a/sys/kern/sysv_sem.c +++ b/sys/kern/sysv_sem.c @@ -1287,8 +1287,10 @@ semexit_myhook(arg, p) */ SEMUNDO_LOCK(); SLIST_FOREACH_PREVPTR(suptr, supptr, &semu_list, un_next) { - if (suptr->un_proc == p) + if (suptr->un_proc == p) { + *supptr = SLIST_NEXT(suptr, un_next); break; + } } SEMUNDO_UNLOCK(); @@ -1348,8 +1350,9 @@ semexit_myhook(arg, p) * Deallocate the undo vector. */ DPRINTF(("removing vector\n")); + SEMUNDO_LOCK(); suptr->un_proc = NULL; - *supptr = SLIST_NEXT(suptr, un_next); + SEMUNDO_UNLOCK(); } static int |
