diff options
Diffstat (limited to 'x86_64/copy_user.c')
| -rw-r--r-- | x86_64/copy_user.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/x86_64/copy_user.c b/x86_64/copy_user.c index f76e44c9..6ff50e12 100644 --- a/x86_64/copy_user.c +++ b/x86_64/copy_user.c @@ -332,7 +332,7 @@ int copyinmsg (const void *userbuf, void *kernelbuf, const size_t usize) if (usize > sizeof(mach_msg_user_header_t)) { /* check we have at least space for an empty descryptor */ - while (usaddr < (ueaddr - sizeof(mach_msg_user_type_t))) + while (usaddr <= (ueaddr - sizeof(mach_msg_user_type_t))) { vm_size_t user_amount, kernel_amount; mach_msg_type_name_t name; @@ -401,7 +401,6 @@ int copyinmsg (const void *userbuf, void *kernelbuf, const size_t usize) } kmsg->msgh_size = sizeof(mach_msg_header_t) + ksaddr - (vm_offset_t)(kmsg + 1); - kmsg->msgh_size = kmsg->msgh_size; return 0; } |