ethtool: fec: add note about reuse of reserved
authorJakub Kicinski <kuba@kernel.org>
Fri, 26 Mar 2021 20:22:21 +0000 (13:22 -0700)
committerDavid S. Miller <davem@davemloft.net>
Fri, 26 Mar 2021 22:09:45 +0000 (15:09 -0700)
commitad1cd7856d870e5861ef80fbf3e4b0d68bb82a69
tree7b33d793d9fa5e0c3eb7f0370406da2e08717b7f
parentf59798b8f683ec16e724d0a0a43c75cfa4822ec1
ethtool: fec: add note about reuse of reserved

struct ethtool_fecparam::reserved can't be used in SET, because
ethtool user space doesn't zero-initialize the structure.
Make this clear.

Suggested-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
include/uapi/linux/ethtool.h