mlxsw: i2c: Fix buffer increment counter for write transaction
authorVadim Pasternak <vadimp@mellanox.com>
Wed, 1 Nov 2017 11:10:42 +0000 (12:10 +0100)
committerDavid S. Miller <davem@davemloft.net>
Wed, 1 Nov 2017 11:40:58 +0000 (20:40 +0900)
commitd70eaa386bf9ecc1e5b3002f64eb59172fcec4fd
treee7ec45ab653b8941a19d360e22d2e9af8000ecb2
parent122f00cdc1bb27cb0ff4b0a8cffa3bb27f61f949
mlxsw: i2c: Fix buffer increment counter for write transaction

It fixes a problem for the last chunk where 'chunk_size' is smaller than
MLXSW_I2C_BLK_MAX and data is copied to the wrong offset, overriding
previous data.

Fixes: 6882b0aee180 ("mlxsw: Introduce support for I2C bus")
Signed-off-by: Vadim Pasternak <vadimp@mellanox.com>
Reviewed-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/mellanox/mlxsw/i2c.c