We're checking ptp_clock_register() for NULL but we should be checking
for error pointers.
Fixes: 9c33e4208bce ("cxgb4: Add PTP Hardware Clock (PHC) support")
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ptp.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ptp.c
index 50517cfd9671..c24313a103c6 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ptp.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ptp.c
@@ -441,7 +441,7 @@ void cxgb4_ptp_init(struct adapter *adapter)
adapter->ptp_clock = ptp_clock_register(&adapter->ptp_clock_info,
&adapter->pdev->dev);
- if (!adapter->ptp_clock) {
+ if (IS_ERR(adapter->ptp_clock)) {
dev_err(adapter->pdev_dev,
"PTP %s Clock registration has failed\n", __func__);
return;
--
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