From: Haiyang Zhang <haiyangz@microsoft.com>
Date: Tue, 2 Oct 2012 05:30:19 +0000 (+0000)
Subject: hyperv: Fix the max_xfer_size in RNDIS initialization
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=fb1d074edb92604f313ac671f67e806c3223d191;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git

hyperv: Fix the max_xfer_size in RNDIS initialization

According to RNDIS specs, Windows sets this size to
0x4000. I use the same value here.

Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Reviewed-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/hyperv/rndis_filter.c b/drivers/net/hyperv/rndis_filter.c
index 06f8601f32fc..1337b64b36a4 100644
--- a/drivers/net/hyperv/rndis_filter.c
+++ b/drivers/net/hyperv/rndis_filter.c
@@ -684,8 +684,7 @@ static int rndis_filter_init_device(struct rndis_device *dev)
 	init = &request->request_msg.msg.init_req;
 	init->major_ver = RNDIS_MAJOR_VERSION;
 	init->minor_ver = RNDIS_MINOR_VERSION;
-	/* FIXME: Use 1536 - rounded ethernet frame size */
-	init->max_xfer_size = 2048;
+	init->max_xfer_size = 0x4000;
 
 	dev->state = RNDIS_DEV_INITIALIZING;