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Subject[PATCH] ieee802154: cc2520: add rc code in cc2520_tx()
Date
The rc code is 0 at the error path "status & CC2520_STATUS_TX_UNDERFLOW".
Assign rc code with '-EINVAL' at this error path to fix it.

Signed-off-by: Li Qiong <liqiong@nfschina.com>
---
drivers/net/ieee802154/cc2520.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/net/ieee802154/cc2520.c b/drivers/net/ieee802154/cc2520.c
index 1e1f40f628a0..c69b87d3837d 100644
--- a/drivers/net/ieee802154/cc2520.c
+++ b/drivers/net/ieee802154/cc2520.c
@@ -504,6 +504,7 @@ cc2520_tx(struct ieee802154_hw *hw, struct sk_buff *skb)
goto err_tx;

if (status & CC2520_STATUS_TX_UNDERFLOW) {
+ rc = -EINVAL;
dev_err(&priv->spi->dev, "cc2520 tx underflow exception\n");
goto err_tx;
}
--
2.11.0
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