Dmitry Timoshkov : ntdll: Ignore ioctl(TIOCGICOUNT) failures.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 1202c14e6efbf53ffd90ab7c6797e063b795451b
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=1202c14e6efbf53ffd90ab7c67...

Author: Dmitry Timoshkov 
Date:   Tue Aug 27 17:38:23 2013 +0900

ntdll: Ignore ioctl(TIOCGICOUNT) failures.

Most USB-serial Linux drivers don't support it.

---

dlls/ntdll/serial.c |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)

diff --git a/dlls/ntdll/serial.c b/dlls/ntdll/serial.c
index f4ab212..91e7230 100644
--- a/dlls/ntdll/serial.c
+++ b/dlls/ntdll/serial.c
@@ -820,12 +820,11 @@ static NTSTATUS get_irq_info(int fd, serial_irq_info *irq_info)
     {
         TRACE("TIOCGICOUNT err %s\n", strerror(errno));
         memset(irq_info,0, sizeof(serial_irq_info));
-        return FILE_GetNtStatus();
     }
 #else
     memset(irq_info,0, sizeof(serial_irq_info));
-    return STATUS_NOT_IMPLEMENTED;
 #endif
+
     irq_info->temt = 0;
     /* Generate a single TX_TXEMPTY event when the TX Buffer turns empty*/
 #ifdef TIOCSERGETLSR  /* prefer to log the state TIOCSERGETLSR */