diff options
| -rw-r--r-- | sys/compat/linux/linux_futex.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/sys/compat/linux/linux_futex.c b/sys/compat/linux/linux_futex.c index df6c7cdbf74a..9dab78a75af2 100644 --- a/sys/compat/linux/linux_futex.c +++ b/sys/compat/linux/linux_futex.c @@ -101,7 +101,6 @@ LIN_SDT_PROBE_DEFINE0(futex, linux_futex, unimplemented_cmp_requeue_pi); LIN_SDT_PROBE_DEFINE1(futex, linux_futex, unknown_operation, "int"); LIN_SDT_PROBE_DEFINE0(futex, linux_set_robust_list, size_error); LIN_SDT_PROBE_DEFINE1(futex, linux_get_robust_list, copyout_error, "int"); -LIN_SDT_PROBE_DEFINE1(futex, handle_futex_death, copyin_error, "int"); LIN_SDT_PROBE_DEFINE1(futex, fetch_robust_entry, copyin_error, "int"); LIN_SDT_PROBE_DEFINE1(futex, release_futexes, copyin_error, "int"); @@ -705,11 +704,9 @@ handle_futex_death(struct linux_emuldata *em, uint32_t *uaddr, int error; retry: - error = copyin(uaddr, &uval, 4); - if (error) { - LIN_SDT_PROBE1(futex, handle_futex_death, copyin_error, error); + error = fueword32(uaddr, &uval); + if (error != 0) return (EFAULT); - } if ((uval & FUTEX_TID_MASK) == em->em_tid) { mval = (uval & FUTEX_WAITERS) | FUTEX_OWNER_DIED; nval = casuword32(uaddr, uval, mval); |