X-Git-Url: http://pileus.org/git/?a=blobdiff_plain;f=drivers%2Fnet%2Fethernet%2Fsfc%2Fptp.c;h=d7a36829649a7eea1797057e0bb0e5773bc83c0e;hb=9f93585fdfd34a6fcbad16c0f1e031492df63ad1;hp=eb75fbd11a0115c73195f7d820ed051e3f720d71;hpb=c2288d4d3830946d91ae7aba599d34828d07f103;p=~andy%2Flinux

diff --git a/drivers/net/ethernet/sfc/ptp.c b/drivers/net/ethernet/sfc/ptp.c
index eb75fbd11a0..d7a36829649 100644
--- a/drivers/net/ethernet/sfc/ptp.c
+++ b/drivers/net/ethernet/sfc/ptp.c
@@ -1668,6 +1668,13 @@ void efx_ptp_event(struct efx_nic *efx, efx_qword_t *ev)
 	struct efx_ptp_data *ptp = efx->ptp_data;
 	int code = EFX_QWORD_FIELD(*ev, MCDI_EVENT_CODE);
 
+	if (!ptp) {
+		if (net_ratelimit())
+			netif_warn(efx, drv, efx->net_dev,
+				   "Received PTP event but PTP not set up\n");
+		return;
+	}
+
 	if (!ptp->enabled)
 		return;