ath9k_htc: fix memory leak in ath9k_hif_usb_alloc_urbs

Failure cases within ath9k_hif_usb_alloc_urbs are failed
to release allocated memory.

Signed-off-by: Rajkumar Manoharan <rmanoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c
index 77b3591..23c15aa 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/hif_usb.c
+++ b/drivers/net/wireless/ath/ath9k/hif_usb.c
@@ -730,13 +730,17 @@ static int ath9k_hif_usb_alloc_urbs(struct hif_device_usb *hif_dev)
 
        /* RX */
        if (ath9k_hif_usb_alloc_rx_urbs(hif_dev) < 0)
-               goto err;
+               goto err_rx;
 
        /* Register Read */
        if (ath9k_hif_usb_alloc_reg_in_urb(hif_dev) < 0)
-               goto err;
+               goto err_reg;
 
        return 0;
+err_reg:
+       ath9k_hif_usb_dealloc_rx_urbs(hif_dev);
+err_rx:
+       ath9k_hif_usb_dealloc_tx_urbs(hif_dev);
 err:
        return -ENOMEM;
 }