diff options
| -rw-r--r-- | drivers/staging/r8188eu/hal/usb_ops_linux.c | 30 | ||||
| -rw-r--r-- | drivers/staging/r8188eu/os_dep/usb_intf.c | 24 |
2 files changed, 8 insertions, 46 deletions
diff --git a/drivers/staging/r8188eu/hal/usb_ops_linux.c b/drivers/staging/r8188eu/hal/usb_ops_linux.c index 3ede93cd68d6..c15a75513c8c 100644 --- a/drivers/staging/r8188eu/hal/usb_ops_linux.c +++ b/drivers/staging/r8188eu/hal/usb_ops_linux.c @@ -16,12 +16,8 @@ static int usb_read(struct intf_hdl *intf, u16 value, void *data, u8 size) int status; u8 io_buf[4]; - mutex_lock(&dvobjpriv->usb_vendor_req_mutex); - - if (adapt->bSurpriseRemoved || adapt->pwrctrlpriv.pnp_bstop_trx) { - status = -EPERM; - goto mutex_unlock; - } + if (adapt->bSurpriseRemoved || adapt->pwrctrlpriv.pnp_bstop_trx) + return -EPERM; status = usb_control_msg_recv(udev, 0, REALTEK_USB_VENQT_CMD_REQ, REALTEK_USB_VENQT_READ, value, @@ -39,7 +35,7 @@ static int usb_read(struct intf_hdl *intf, u16 value, void *data, u8 size) * exist or is not enabled. */ adapt->bSurpriseRemoved = true; - goto mutex_unlock; + return status; } if (status < 0) { @@ -49,15 +45,12 @@ static int usb_read(struct intf_hdl *intf, u16 value, void *data, u8 size) if (rtw_inc_and_chk_continual_urb_error(dvobjpriv)) adapt->bSurpriseRemoved = true; - goto mutex_unlock; + return status; } rtw_reset_continual_urb_error(dvobjpriv); memcpy(data, io_buf, size); -mutex_unlock: - mutex_unlock(&dvobjpriv->usb_vendor_req_mutex); - return status; } @@ -69,12 +62,8 @@ static int usb_write(struct intf_hdl *intf, u16 value, void *data, u8 size) int status; u8 io_buf[VENDOR_CMD_MAX_DATA_LEN]; - mutex_lock(&dvobjpriv->usb_vendor_req_mutex); - - if (adapt->bSurpriseRemoved || adapt->pwrctrlpriv.pnp_bstop_trx) { - status = -EPERM; - goto mutex_unlock; - } + if (adapt->bSurpriseRemoved || adapt->pwrctrlpriv.pnp_bstop_trx) + return -EPERM; memcpy(io_buf, data, size); status = usb_control_msg_send(udev, 0, REALTEK_USB_VENQT_CMD_REQ, @@ -93,7 +82,7 @@ static int usb_write(struct intf_hdl *intf, u16 value, void *data, u8 size) * exist or is not enabled. */ adapt->bSurpriseRemoved = true; - goto mutex_unlock; + return status; } if (status < 0) { @@ -103,14 +92,11 @@ static int usb_write(struct intf_hdl *intf, u16 value, void *data, u8 size) if (rtw_inc_and_chk_continual_urb_error(dvobjpriv)) adapt->bSurpriseRemoved = true; - goto mutex_unlock; + return status; } rtw_reset_continual_urb_error(dvobjpriv); -mutex_unlock: - mutex_unlock(&dvobjpriv->usb_vendor_req_mutex); - return status; } diff --git a/drivers/staging/r8188eu/os_dep/usb_intf.c b/drivers/staging/r8188eu/os_dep/usb_intf.c index da0e703549a4..b2cc9060b8ce 100644 --- a/drivers/staging/r8188eu/os_dep/usb_intf.c +++ b/drivers/staging/r8188eu/os_dep/usb_intf.c @@ -73,21 +73,9 @@ static struct rtw_usb_drv rtl8188e_usb_drv = { static struct rtw_usb_drv *usb_drv = &rtl8188e_usb_drv; -static u8 rtw_init_intf_priv(struct dvobj_priv *dvobj) -{ - mutex_init(&dvobj->usb_vendor_req_mutex); - return _SUCCESS; -} - -static void rtw_deinit_intf_priv(struct dvobj_priv *dvobj) -{ - mutex_destroy(&dvobj->usb_vendor_req_mutex); -} - static struct dvobj_priv *usb_dvobj_init(struct usb_interface *usb_intf) { int i; - int status = _FAIL; struct dvobj_priv *pdvobjpriv; struct usb_host_config *phost_conf; struct usb_config_descriptor *pconf_desc; @@ -146,23 +134,12 @@ static struct dvobj_priv *usb_dvobj_init(struct usb_interface *usb_intf) DBG_88E("NON USB_SPEED_HIGH\n"); } - if (rtw_init_intf_priv(pdvobjpriv) == _FAIL) - goto free_dvobj; - /* 3 misc */ sema_init(&pdvobjpriv->usb_suspend_sema, 0); rtw_reset_continual_urb_error(pdvobjpriv); usb_get_dev(pusbd); - status = _SUCCESS; - -free_dvobj: - if (status != _SUCCESS && pdvobjpriv) { - usb_set_intfdata(usb_intf, NULL); - kfree(pdvobjpriv); - pdvobjpriv = NULL; - } exit: return pdvobjpriv; } @@ -188,7 +165,6 @@ static void usb_dvobj_deinit(struct usb_interface *usb_intf) usb_reset_device(interface_to_usbdev(usb_intf)); } } - rtw_deinit_intf_priv(dvobj); kfree(dvobj); } |