[PATCH V4 04/24] staging: wilc1000: linux_mon.c: add to check routine

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This patch adds the return value which needs the check and
prints the error message when it fails.

Signed-off-by: Leo Kim <leo.kim@xxxxxxxxx>
---
 drivers/staging/wilc1000/linux_mon.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/staging/wilc1000/linux_mon.c b/drivers/staging/wilc1000/linux_mon.c
index 2b575d1..dd9e4b2 100644
--- a/drivers/staging/wilc1000/linux_mon.c
+++ b/drivers/staging/wilc1000/linux_mon.c
@@ -266,7 +266,9 @@ static netdev_tx_t WILC_WFI_mon_xmit(struct sk_buff *skb,
 	/* if source address and bssid fields are equal>>Mac header */
 	/*send it to mgmt frames handler */
 	if (!(memcmp(srcAdd, bssid, 6))) {
-		mon_mgmt_tx(mon_priv->real_ndev, skb->data, skb->len);
+		ret = mon_mgmt_tx(mon_priv->real_ndev, skb->data, skb->len);
+		if (ret)
+			netdev_err(dev, "fail to mgmt tx\n");
 		dev_kfree_skb(skb);
 	} else {
 		ret = wilc_mac_xmit(skb, mon_priv->real_ndev);
-- 
1.9.1

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