From 54cdf5c727cb3d3124e61433a13e9724a7a4a952 Mon Sep 17 00:00:00 2001 From: Jes Sorensen Date: Fri, 9 Sep 2016 14:01:24 -0400 Subject: [PATCH] rtl8xxxu: Reset device on module unload if still attached If the USB dongle is still attached, reset it on module unload to avoid scans failing when reloading the driver. Signed-off-by: Jes Sorensen Signed-off-by: Kalle Valo --- drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c | 5 +++++ 1 file changed, 5 insertions(+) --- a/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c +++ b/drivers/net/wireless/realtek/rtl8xxxu/rtl8xxxu_core.c @@ -6129,6 +6129,11 @@ static void rtl8xxxu_disconnect(struct u mutex_destroy(&priv->usb_buf_mutex); mutex_destroy(&priv->h2c_mutex); + if (priv->udev->state != USB_STATE_NOTATTACHED) { + dev_info(&priv->udev->dev, + "Device still attached, trying to reset\n"); + usb_reset_device(priv->udev); + } usb_put_dev(priv->udev); ieee80211_free_hw(hw); }