linux-kernel - [PATCH 3/6] Drivers: hv: vmbus: Fix error code returned by vmbus_post

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Message-Id: <1493594479-25329-3-git-send-email-kys@exchange.microsoft.com>
Date:   Sun, 30 Apr 2017 16:21:16 -0700
From:   kys@...hange.microsoft.com
To:     davem@...emloft.net, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, devel@...uxdriverproject.org,
        olaf@...fle.de, apw@...onical.com, jasowang@...hat.com,
        leann.ogasawara@...onical.comi, marcelo.cerri@...onical.com,
        sthemmin@...rosoft.com
Cc:     "K. Y. Srinivasan" <kys@...rosoft.com>
Subject: [PATCH 3/6] Drivers: hv: vmbus: Fix error code returned by vmbus_post_msg()

From: K. Y. Srinivasan <kys@...rosoft.com>

ENOBUFS is a more approrpiate error code to be returned
when the hypervisor cannot post the message because of
insufficient buffers. Make the adjustment.

Signed-off-by: K. Y. Srinivasan <kys@...rosoft.com>
---
 drivers/hv/connection.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/hv/connection.c b/drivers/hv/connection.c
index fce27fb..a938fcf 100644
--- a/drivers/hv/connection.c
+++ b/drivers/hv/connection.c
@@ -370,7 +370,7 @@ int vmbus_post_msg(void *buffer, size_t buflen, bool can_sleep)
 			break;
 		case HV_STATUS_INSUFFICIENT_MEMORY:
 		case HV_STATUS_INSUFFICIENT_BUFFERS:
-			ret = -ENOMEM;
+			ret = -ENOBUFS;
 			break;
 		case HV_STATUS_SUCCESS:
 			return ret;
-- 
1.7.1