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Commit 400e0208 authored by John W. Linville's avatar John W. Linville
Browse files


Samuel says:

"This is the first pull request for 3.7 NFC fixes.

We mostly have pn533 fixes here, 2 memory leaks and an early unlocking fix.
Moreover, we also have an LLCP adapter linked list insertion fix."

Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parents 65210946 5b412fd1
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+14 −11
Original line number Diff line number Diff line
@@ -698,13 +698,14 @@ static void pn533_wq_cmd(struct work_struct *work)

	cmd = list_first_entry(&dev->cmd_queue, struct pn533_cmd, queue);

	list_del(&cmd->queue);

	mutex_unlock(&dev->cmd_lock);

	__pn533_send_cmd_frame_async(dev, cmd->out_frame, cmd->in_frame,
				     cmd->in_frame_len, cmd->cmd_complete,
				     cmd->arg, cmd->flags);

	list_del(&cmd->queue);
	kfree(cmd);
}

@@ -1678,11 +1679,14 @@ static void pn533_deactivate_target(struct nfc_dev *nfc_dev,
static int pn533_in_dep_link_up_complete(struct pn533 *dev, void *arg,
						u8 *params, int params_len)
{
	struct pn533_cmd_jump_dep *cmd;
	struct pn533_cmd_jump_dep_response *resp;
	struct nfc_target nfc_target;
	u8 target_gt_len;
	int rc;
	struct pn533_cmd_jump_dep *cmd = (struct pn533_cmd_jump_dep *)arg;
	u8 active = cmd->active;

	kfree(arg);

	if (params_len == -ENOENT) {
		nfc_dev_dbg(&dev->interface->dev, "");
@@ -1704,7 +1708,6 @@ static int pn533_in_dep_link_up_complete(struct pn533 *dev, void *arg,
	}

	resp = (struct pn533_cmd_jump_dep_response *) params;
	cmd = (struct pn533_cmd_jump_dep *) arg;
	rc = resp->status & PN533_CMD_RET_MASK;
	if (rc != PN533_CMD_RET_SUCCESS) {
		nfc_dev_err(&dev->interface->dev,
@@ -1734,7 +1737,7 @@ static int pn533_in_dep_link_up_complete(struct pn533 *dev, void *arg,
	if (rc == 0)
		rc = nfc_dep_link_is_up(dev->nfc_dev,
						dev->nfc_dev->targets[0].idx,
						!cmd->active, NFC_RF_INITIATOR);
						!active, NFC_RF_INITIATOR);

	return 0;
}
@@ -1819,11 +1822,7 @@ static int pn533_dep_link_up(struct nfc_dev *nfc_dev, struct nfc_target *target,
	rc = pn533_send_cmd_frame_async(dev, dev->out_frame, dev->in_frame,
				dev->in_maxlen,	pn533_in_dep_link_up_complete,
				cmd, GFP_KERNEL);
	if (rc)
		goto out;


out:
	if (rc < 0)
		kfree(cmd);

	return rc;
@@ -2078,8 +2077,12 @@ static int pn533_transceive(struct nfc_dev *nfc_dev,
static int pn533_tm_send_complete(struct pn533 *dev, void *arg,
				  u8 *params, int params_len)
{
	struct sk_buff *skb_out = arg;

	nfc_dev_dbg(&dev->interface->dev, "%s", __func__);

	dev_kfree_skb(skb_out);

	if (params_len < 0) {
		nfc_dev_err(&dev->interface->dev,
			    "Error %d when sending data",
@@ -2117,7 +2120,7 @@ static int pn533_tm_send(struct nfc_dev *nfc_dev, struct sk_buff *skb)

	rc = pn533_send_cmd_frame_async(dev, out_frame, dev->in_frame,
					dev->in_maxlen, pn533_tm_send_complete,
					NULL, GFP_KERNEL);
					skb, GFP_KERNEL);
	if (rc) {
		nfc_dev_err(&dev->interface->dev,
			    "Error %d when trying to send data", rc);
+1 −1
Original line number Diff line number Diff line
@@ -1210,7 +1210,7 @@ int nfc_llcp_register_device(struct nfc_dev *ndev)
	local->remote_miu = LLCP_DEFAULT_MIU;
	local->remote_lto = LLCP_DEFAULT_LTO;

	list_add(&llcp_devices, &local->list);
	list_add(&local->list, &llcp_devices);

	return 0;
}