[PATCH 4/5] net: sfc: fix return value check in efx_ptp_probe_channel().

[Cyril Roelandt]

The ptp_clock_register() returns ERR_PTR() and never returns NULL. Replace the
NULL check by a call to IS_ERR().

Signed-off-by: Cyril Roelandt <tipecaml@xxxxxxxxx>
---
 drivers/net/ethernet/sfc/ptp.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/sfc/ptp.c b/drivers/net/ethernet/sfc/ptp.c
index 0767043f..9bcc38c 100644
--- a/drivers/net/ethernet/sfc/ptp.c
+++ b/drivers/net/ethernet/sfc/ptp.c
@@ -930,7 +930,7 @@ static int efx_ptp_probe_channel(struct efx_channel *channel)
 
 	ptp->phc_clock = ptp_clock_register(&ptp->phc_clock_info,
 					    &efx->pci_dev->dev);
-	if (!ptp->phc_clock)
+	if (IS_ERR(ptp->phc_clock))
 		goto fail3;
 
 	INIT_WORK(&ptp->pps_work, efx_ptp_pps_worker);
-- 
1.7.10.4

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