NFC: st21nfca: Free buffer in case no data are retrieved.

In case no data are retrieve through i2c or one specific case is not handled.

Signed-off-by: Christophe Ricard <christophe-h.ricard@st.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

diff --git a/drivers/nfc/st21nfca/i2c.c b/drivers/nfc/st21nfca/i2c.c
index 3f954ed86d98e4346172e95098c985f35e8b7648..d10d837fb8880066322ec8cfc2156bc1d0124945 100644 (file)
--- a/drivers/nfc/st21nfca/i2c.c
+++ b/drivers/nfc/st21nfca/i2c.c
@@ -487,6 +487,8 @@ static irqreturn_t st21nfca_hci_irq_thread_fn(int irq, void *phy_id)
                 */
                nfc_hci_recv_frame(phy->hdev, phy->pending_skb);
                phy->crc_trials = 0;
+       } else {
+               kfree_skb(phy->pending_skb);
        }
 
        phy->pending_skb = alloc_skb(ST21NFCA_HCI_LLC_MAX_SIZE * 2, GFP_KERNEL);