Commit 201c44bd authored by Jakub Kicinski's avatar Jakub Kicinski Committed by David S. Miller

net: cls_u32: be more strict about skip-sw flag for knodes

Return an error if user requested skip-sw and the underlaying
hardware cannot handle tc offloads (or offloads are disabled).
This patch fixes the knode handling.
Signed-off-by: default avatarJakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 6eef3801
......@@ -508,7 +508,9 @@ static int u32_replace_hw_knode(struct tcf_proto *tp,
offload.type = TC_SETUP_CLSU32;
offload.cls_u32 = &u32_offload;
if (tc_should_offload(dev, tp, flags)) {
if (!tc_should_offload(dev, tp, flags))
return tc_skip_sw(flags) ? -EINVAL : 0;
offload.cls_u32->command = TC_CLSU32_REPLACE_KNODE;
offload.cls_u32->knode.handle = n->handle;
offload.cls_u32->knode.fshift = n->fshift;
......@@ -528,7 +530,6 @@ static int u32_replace_hw_knode(struct tcf_proto *tp,
tp->protocol, &offload);
if (tc_skip_sw(flags))
return err;
}
return 0;
}
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment