netfilter: xt_tcpmss: add checkentry for parameter validation

Add tcpmss_mt_check() that validates mss_min <= mss_max and
invert <= 1.

Signed-off-by: Feng Wu <wufengwufengwufeng@gmail.com>
Signed-off-by: Florian Westphal <fw@strlen.de>
This commit is contained in:
Feng Wu 2026-06-25 04:44:26 -04:00 • committed by Florian Westphal
commit 68fc6c6470