[PATCH] net: sfc: checks status of efx_mcdi_rpc

From: Kangjie Lu
Date: Wed Dec 26 2018 - 00:05:58 EST


efx_mcdi_rpc() could fail. The fix checks its status and issues an error
message if it fails.

Signed-off-by: Kangjie Lu <kjlu@xxxxxxx>
---
drivers/net/ethernet/sfc/mcdi.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/net/ethernet/sfc/mcdi.c b/drivers/net/ethernet/sfc/mcdi.c
index dfad93fca0a6..9486e6534dea 100644
--- a/drivers/net/ethernet/sfc/mcdi.c
+++ b/drivers/net/ethernet/sfc/mcdi.c
@@ -1819,6 +1819,9 @@ void efx_mcdi_set_id_led(struct efx_nic *efx, enum efx_led_mode mode)

rc = efx_mcdi_rpc(efx, MC_CMD_SET_ID_LED, inbuf, sizeof(inbuf),
NULL, 0, NULL);
+ if (rc)
+ netif_err(efx, hw, efx->net_dev, "%s: failed rc=%d\n",
+ __func__, rc);
}

static int efx_mcdi_reset_func(struct efx_nic *efx)
--
2.17.2 (Apple Git-113)