From: Mathias Jeppsson <mathias.jeppsson@xxxxxxxxxxxxxx>
list_first_entry() will never return NULL. Instead use
list_for_each_entry_safe() to iterate through the list.
Signed-off-by: Mathias Jeppsson <mathias.jeppsson@xxxxxxxxxxxxxx>
Signed-off-by: Samuel Ortiz <sameo@xxxxxxxxxxxxxxx>
---
net/nfc/hci/core.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/net/nfc/hci/core.c b/net/nfc/hci/core.c
index e1a640d..da6e039 100644
--- a/net/nfc/hci/core.c
+++ b/net/nfc/hci/core.c
@@ -682,13 +682,12 @@ EXPORT_SYMBOL(nfc_hci_register_device);
void nfc_hci_unregister_device(struct nfc_hci_dev *hdev)
{
- struct hci_msg *msg;
+ struct hci_msg *msg, *n;
skb_queue_purge(&hdev->rx_hcp_frags);
skb_queue_purge(&hdev->msg_rx_queue);
- while ((msg = list_first_entry(&hdev->msg_tx_queue, struct hci_msg,
- msg_l)) != NULL) {
+ list_for_each_entry_safe(msg, n, &hdev->msg_tx_queue, msg_l) {
list_del(&msg->msg_l);
skb_queue_purge(&msg->msg_frags);
kfree(msg);
--
1.7.10
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