diff options
| author | Alex S <iwtcex@gmail.com> | 2022-11-09 00:17:17 +0300 |
|---|---|---|
| committer | Dmitry Chagin <dchagin@FreeBSD.org> | 2022-11-09 00:17:17 +0300 |
| commit | 9f7bf94ee2a88a702cef9fdb67166404c275afaf (patch) | |
| tree | 765ca5c36dd4ee363be49ad434ec37247646051d | |
| parent | b40ae8c9fe73e02a9e03efeef8e8fe4bda66d388 (diff) | |
linux(4): Fix get_robust_list() syscall return value.
The system call returns the head of the robust futex list. The list head is stored
in the location pointed to by the head argument. When copying data between address
spaces use proper head storage size as it depends on an emulated ABI.
PR: 267616
MFC after: 3 days
| -rw-r--r-- | sys/compat/linux/linux_futex.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/compat/linux/linux_futex.c b/sys/compat/linux/linux_futex.c index eb3ce3421465..d16e047f831c 100644 --- a/sys/compat/linux/linux_futex.c +++ b/sys/compat/linux/linux_futex.c @@ -931,7 +931,7 @@ linux_get_robust_list(struct thread *td, struct linux_get_robust_list_args *args if (error != 0) return (EFAULT); - return (copyout(&head, args->head, sizeof(head))); + return (copyout(&head, args->head, sizeof(l_uintptr_t))); } static int |