Alexandre Julliard : ntdll: Avoid overwriting the result of the async I/ O callback in NtFsControlFile.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: c0fca0a186acc004afcdad74e9c7b3e453a0140a
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=c0fca0a186acc004afcdad74e9c7b3e453a0140a

Author: Alexandre Julliard <julliard at winehq.org>
Date:   Fri Mar 23 14:02:13 2007 +0100

ntdll: Avoid overwriting the result of the async I/O callback in NtFsControlFile.

---

 dlls/ntdll/file.c |    8 ++------
 1 files changed, 2 insertions(+), 6 deletions(-)

diff --git a/dlls/ntdll/file.c b/dlls/ntdll/file.c
index dafe7aa..45786b0 100644
--- a/dlls/ntdll/file.c
+++ b/dlls/ntdll/file.c
@@ -941,9 +941,7 @@ NTSTATUS WINAPI NtFsControlFile(HANDLE handle, HANDLE event, PIO_APC_ROUTINE apc
 
             if (!event && io->u.Status == STATUS_PENDING)
             {
-                do
-                    io->u.Status = NtWaitForSingleObject(internal_event, TRUE, NULL);
-                while(io->u.Status == STATUS_USER_APC);
+                while (NtWaitForSingleObject(internal_event, TRUE, NULL) == STATUS_USER_APC) /*nothing*/ ;
             }
             if (internal_event) NtClose(internal_event);
         }
@@ -975,9 +973,7 @@ NTSTATUS WINAPI NtFsControlFile(HANDLE handle, HANDLE event, PIO_APC_ROUTINE apc
 
             if (!event && io->u.Status == STATUS_PENDING)
             {
-                do
-                    io->u.Status = NtWaitForSingleObject(internal_event, TRUE, NULL);
-                while(io->u.Status == STATUS_USER_APC);
+                while (NtWaitForSingleObject(internal_event, TRUE, NULL) == STATUS_USER_APC) /*nothing*/ ;
             }
             if (internal_event) NtClose(internal_event);
         }