manager: make Bluetooth rfcomm ports work again

At some point rfcomm serial ports stopped having parents in sysfs,
so checks to get the physical device fail because the rfcomm port
is /sys/devices/virtual/rfcommX and has no parents.  So we have
to fall back on checking the interface name.

1 files changed, 8 insertions, 1 deletions

diff --git a/src/mm-manager.c b/src/mm-manager.c
index 8c7969ee..3d5eea8b 100644
--- a/src/mm-manager.c
+++ b/src/mm-manager.c
@@ -170,13 +170,20 @@ find_physical_device (GUdevDevice *child)
 {
     GUdevDevice *iter, *old = NULL;
     GUdevDevice *physdev = NULL;
-    const char *subsys, *type;
+    const char *subsys, *type, *name;
     guint32 i = 0;
     gboolean is_usb = FALSE, is_pci = FALSE, is_pcmcia = FALSE, is_platform = FALSE;
     gboolean is_pnp = FALSE;
 
     g_return_val_if_fail (child != NULL, NULL);
 
+    /* Bluetooth rfcomm devices are "virtual" and don't necessarily have
+     * parents at all.
+     */
+    name = g_udev_device_get_name (child);
+    if (name && strncmp (name, "rfcomm", 6) == 0)
+        return g_object_ref (child);
+
     iter = g_object_ref (child);
     while (iter && i++ < 8) {
         subsys = g_udev_device_get_subsystem (iter);