diff options
| -rw-r--r-- | x86_64/copy_user.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/x86_64/copy_user.c b/x86_64/copy_user.c index b5084996..f76e44c9 100644 --- a/x86_64/copy_user.c +++ b/x86_64/copy_user.c @@ -430,7 +430,7 @@ int copyoutmsg (const void *kernelbuf, void *userbuf, const size_t ksize) usaddr = (vm_offset_t)(umsg + 1); keaddr = ksaddr + ksize - sizeof(mach_msg_header_t); - if (ksize > sizeof(mach_msg_user_header_t)) + if (ksize > sizeof(mach_msg_header_t)) { while (ksaddr < keaddr) { @@ -484,8 +484,7 @@ int copyoutmsg (const void *kernelbuf, void *userbuf, const size_t ksize) mach_msg_size_t usize; usize = sizeof(mach_msg_user_header_t) + usaddr - (vm_offset_t)(umsg + 1); - usize = usize; - if (copyout(&usize, &umsg->msgh_size, sizeof(kmsg->msgh_size))) + if (copyout(&usize, &umsg->msgh_size, sizeof(umsg->msgh_size))) return 1; return 0; |