This is a note to let you know that I've just added the patch titled

mlxsw: reg: Fix SPVM max record count

to the 4.4-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git%3Ba=su...

The filename of the patch is: mlxsw-reg-fix-spvm-max-record-count.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@vger.kernel.org know about it.

From foo@baz Mon Dec 18 14:47:43 CET 2017

From: Jiri Pirko jiri@mellanox.com Date: Tue, 14 Mar 2017 14:00:00 +0100 Subject: mlxsw: reg: Fix SPVM max record count

From: Jiri Pirko jiri@mellanox.com

[ Upstream commit f004ec065b4879d6bc9ba0211af2169b3ce3097f ]

The num_rec field is 8 bit, so the maximal count number is 255. This fixes vlans not being enabled for wider ranges than 255.

Fixes: b2e345f9a454 ("mlxsw: reg: Add Switch Port VID and Switch Port VLAN Membership registers definitions") Signed-off-by: Jiri Pirko jiri@mellanox.com Reviewed-by: Ido Schimmel idosch@mellanox.com Signed-off-by: David S. Miller davem@davemloft.net Signed-off-by: Sasha Levin alexander.levin@verizon.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/net/ethernet/mellanox/mlxsw/reg.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/net/ethernet/mellanox/mlxsw/reg.h +++ b/drivers/net/ethernet/mellanox/mlxsw/reg.h @@ -599,7 +599,7 @@ static inline void mlxsw_reg_spvid_pack( #define MLXSW_REG_SPVM_ID 0x200F #define MLXSW_REG_SPVM_BASE_LEN 0x04 /* base length, without records */ #define MLXSW_REG_SPVM_REC_LEN 0x04 /* record length */ -#define MLXSW_REG_SPVM_REC_MAX_COUNT 256 +#define MLXSW_REG_SPVM_REC_MAX_COUNT 255 #define MLXSW_REG_SPVM_LEN (MLXSW_REG_SPVM_BASE_LEN + \ MLXSW_REG_SPVM_REC_LEN * MLXSW_REG_SPVM_REC_MAX_COUNT)

Patches currently in stable-queue which might be from jiri@mellanox.com are

queue-4.4/mlxsw-reg-fix-spvmlr-max-record-count.patch queue-4.4/mlxsw-reg-fix-spvm-max-record-count.patch