From 7014d7f672f7dc180d1386239c4f0c455e405ed9 Mon Sep 17 00:00:00 2001 From: Bert Kenward Date: Thu, 11 Aug 2016 13:01:21 +0100 Subject: [PATCH] sfc: allow asynchronous MCDI without completion function Signed-off-by: Bert Kenward Signed-off-by: David S. Miller --- drivers/net/ethernet/sfc/mcdi.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/sfc/mcdi.c b/drivers/net/ethernet/sfc/mcdi.c index d28e7dd8fa3c..9fbc12a8f80c 100644 --- a/drivers/net/ethernet/sfc/mcdi.c +++ b/drivers/net/ethernet/sfc/mcdi.c @@ -548,7 +548,10 @@ static bool efx_mcdi_complete_async(struct efx_mcdi_iface *mcdi, bool timeout) efx_mcdi_display_error(efx, async->cmd, async->inlen, errbuf, err_len, rc); } - async->complete(efx, async->cookie, rc, outbuf, data_len); + + if (async->complete) + async->complete(efx, async->cookie, rc, outbuf, + min(async->outlen, data_len)); kfree(async); efx_mcdi_release(mcdi);