This is a note to let you know that I've just added the patch titled
mlxsw: spectrum: Fix misuse of hard_header_len
to the 4.4-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
mlxsw-spectrum-fix-misuse-of-hard_header_len.patch
and it can be found in the queue-4.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From feb7d387a6cf6c1ec66d4a2b6d4b2cc52309876e Mon Sep 17 00:00:00 2001
From: Yotam Gigi <yotamg@xxxxxxxxxxxx>
Date: Tue, 4 Oct 2016 09:46:04 +0200
Subject: mlxsw: spectrum: Fix misuse of hard_header_len
From: Yotam Gigi <yotamg@xxxxxxxxxxxx>
commit feb7d387a6cf6c1ec66d4a2b6d4b2cc52309876e upstream.
In order to specify that the mlxsw spectrum driver needs additional
headroom for packets, there have been use of the hard_header_len field of
the netdevice struct.
This commit changes that to use needed_headroom instead, as this is the
correct way to do that.
Fixes: 56ade8fe3fe1 ("mlxsw: spectrum: Add initial support for Spectrum ASIC")
Signed-off-by: Yotam Gigi <yotamg@xxxxxxxxxxxx>
Acked-by: Ido Schimmel <idosch@xxxxxxxxxxxx>
Signed-off-by: Jiri Pirko <jiri@xxxxxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/net/ethernet/mellanox/mlxsw/spectrum.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
@@ -1261,7 +1261,7 @@ static int mlxsw_sp_port_create(struct m
/* Each packet needs to have a Tx header (metadata) on top all other
* headers.
*/
- dev->hard_header_len += MLXSW_TXHDR_LEN;
+ dev->needed_headroom = MLXSW_TXHDR_LEN;
err = mlxsw_sp_port_module_check(mlxsw_sp_port, &usable);
if (err) {
Patches currently in stable-queue which might be from yotamg@xxxxxxxxxxxx are
queue-4.4/mlxsw-spectrum-fix-misuse-of-hard_header_len.patch
