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-rw-r--r--net/bluetooth/hci_sysfs.c13
1 files changed, 6 insertions, 7 deletions
diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c
index 767756c8fbc..84360c117d4 100644
--- a/net/bluetooth/hci_sysfs.c
+++ b/net/bluetooth/hci_sysfs.c
@@ -320,15 +320,14 @@ void hci_conn_add_sysfs(struct hci_conn *conn)
queue_work(btaddconn, &conn->work);
}
+/*
+ * The rfcomm tty device will possibly retain even when conn
+ * is down, and sysfs doesn't support move zombie device,
+ * so we should move the device before conn device is destroyed.
+ */
static int __match_tty(struct device *dev, void *data)
{
- /* The rfcomm tty device will possibly retain even when conn
- * is down, and sysfs doesn't support move zombie device,
- * so we should move the device before conn device is destroyed.
- * Due to the only child device of hci_conn dev is rfcomm
- * tty_dev, here just return 1
- */
- return 1;
+ return !strncmp(dev->bus_id, "rfcomm", 6);
}
static void del_conn(struct work_struct *work)