Adds a new tun offload flag to allow for SCTP checksum offload.
The flag has to be set by the user and defaults to "no offload".
Signed-off-by: Vladislav Yasevich <vyasevic@xxxxxxxxxx>
---
drivers/net/tun.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index a1ba262..263bcbe 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -2719,6 +2719,11 @@ static int set_offload(struct tun_struct *tun, unsigned long arg)
arg &= ~TUN_F_UFO;
}
+ if (arg & TUN_F_SCTP_CSUM) {
+ features |= NETIF_F_SCTP_CRC;
+ arg &= ~TUN_F_SCTP_CSUM;
+ }
+
/* This gives the user a way to test for new features in future by
* trying to set them. */
if (arg)
--
2.9.5
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