Added a LogRel with additional driver open info. Return the VERR_VM_DRIVER_* stuff on Solaris, Darwin, FreeBSD and OS/2 as well.

git-svn-id: https://www.virtualbox.org/svn/vbox/trunk@4925 cfe28804-0f27-0410-a406-dd0f0b0b656f

1 files changed, 7 insertions, 5 deletions

diff --git a/src/VBox/HostDrivers/Support/linux/SUPLib-linux.cpp b/src/VBox/HostDrivers/Support/linux/SUPLib-linux.cpp
index c0138fdc494..85c6c291899 100644
--- a/src/VBox/HostDrivers/Support/linux/SUPLib-linux.cpp
+++ b/src/VBox/HostDrivers/Support/linux/SUPLib-linux.cpp
@@ -99,16 +99,18 @@ int     suplibOsInit(size_t cbReserve)
         g_hDevice = open(DEVICE_NAME, O_RDWR, 0);
         if (g_hDevice < 0)
         {
+            int rc;
             switch (errno)
             {
                 case ENXIO: /* see man 2 open, ENODEV is actually a kernel bug */
-                case ENODEV:    return VERR_VM_DRIVER_LOAD_ERROR;
+                case ENODEV:    rc = VERR_VM_DRIVER_LOAD_ERROR; break;
                 case EPERM:
-                case EACCES:    return VERR_VM_DRIVER_NOT_ACCESSIBLE;
-                case ENOENT:    return VERR_VM_DRIVER_NOT_INSTALLED;
-                default:
-                    return VERR_VM_DRIVER_OPEN_ERROR;
+                case EACCES:    rc = VERR_VM_DRIVER_NOT_ACCESSIBLE; break;
+                case ENOENT:    rc = VERR_VM_DRIVER_NOT_INSTALLED; break;
+                default:        rc = VERR_VM_DRIVER_OPEN_ERROR; break;
             }
+            LogRel(("Failed to open \"%s\", errno=%d, rc=%Vrc\n", DEVICE_NAME, errno, rc));
+            return rc;
         }
     }