diff options
Diffstat (limited to 'sys/kern/kern_event.c')
| -rw-r--r-- | sys/kern/kern_event.c | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/sys/kern/kern_event.c b/sys/kern/kern_event.c index 4c068bf..d23452a 100644 --- a/sys/kern/kern_event.c +++ b/sys/kern/kern_event.c @@ -835,10 +835,17 @@ kern_kevent(struct thread *td, int fd, int nchanges, int nevents, cap_rights_t rights; int i, n, nerrors, error; - error = fget(td, fd, cap_rights_init(&rights, CAP_POST_EVENT), &fp); + cap_rights_init(&rights); + if (nchanges > 0) + cap_rights_set(&rights, CAP_KQUEUE_CHANGE); + if (nevents > 0) + cap_rights_set(&rights, CAP_KQUEUE_EVENT); + error = fget(td, fd, &rights, &fp); if (error != 0) return (error); - if ((error = kqueue_acquire(fp, &kq)) != 0) + + error = kqueue_acquire(fp, &kq); + if (error != 0) goto done_norel; nerrors = 0; @@ -995,7 +1002,7 @@ findkn: if (fops->f_isfd) { KASSERT(td != NULL, ("td is NULL")); error = fget(td, kev->ident, - cap_rights_init(&rights, CAP_POLL_EVENT), &fp); + cap_rights_init(&rights, CAP_EVENT), &fp); if (error) goto done; @@ -2279,7 +2286,7 @@ kqfd_register(int fd, struct kevent *kev, struct thread *td, int waitok) cap_rights_t rights; int error; - error = fget(td, fd, cap_rights_init(&rights, CAP_POST_EVENT), &fp); + error = fget(td, fd, cap_rights_init(&rights, CAP_KQUEUE_CHANGE), &fp); if (error != 0) return (error); if ((error = kqueue_acquire(fp, &kq)) != 0) |
