On 2/22/2018 1:40 PM, Sowmini Varadhan wrote:
if either or both of MSG_ZEROCOPY and SOCK_ZEROCOPY have not been specified, the rm->data.op_mmp_znotifier allocation will be skipped. In this case, it is invalid ot pass down a cmsghdr with RDS_CMSG_ZCOPY_COOKIE, so return EINVAL from rds_msg_zcopy for this case.Reported-by: [email protected] Fixes: 0cebaccef3ac ("rds: zerocopy Tx support.") Signed-off-by: Sowmini Varadhan <[email protected]> ---
Acked-by: Santosh Shilimkar <[email protected]>
