Changeset 6262 in vbox for trunk/src/VBox

Timestamp:

Jan 7, 2008 12:50:11 PM (17 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

27104

Message:

serial: respect return code of ioctl

File:

• trunk/src/VBox/Devices/Serial/DrvHostSerial.cpp (modified) (1 diff)

trunk/src/VBox/Devices/Serial/DrvHostSerial.cpp

@@ -736 +736 @@
         if (pThread->enmState != PDMTHREADSTATE_RUNNING)
             break;
-
-        ioctl(pData->DeviceFile, TIOCMGET, &statusLines);
+        if (rc < 0)
+        {
+ioctl_error:
+            PDMDrvHlpVMSetRuntimeError(pDrvIns, false, "DrvHostSerialFail",
+                                       N_("Ioctl failed for serial host device '%s' (error %d)"),
+                                       pData->pszDevicePath, errno);
+            break;
+        }
+
+        rc = ioctl(pData->DeviceFile, TIOCMGET, &statusLines);
+        if (rc < 0)
+            goto ioctl_error;
 
         if (statusLines & TIOCM_CAR)