From: Marcelo Ricardo Leitner Date: Thu, 21 May 2015 13:57:12 +0000 (-0300) Subject: netfilter: conntrack: warn the user if there is a better helper to use X-Git-Tag: omap-for-v4.2/fixes-rc1^2~134^2~68^2~17 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=779668450a990d402d316ffd9b7b103fbe5ab6f3;p=pandora-kernel.git netfilter: conntrack: warn the user if there is a better helper to use After db29a9508a92 ("netfilter: conntrack: disable generic tracking for known protocols"), if the specific helper is built but not loaded (a standard for most distributions) systems with a restrictive firewall but weak configuration regarding netfilter modules to load, will silently stop working. This patch then puts a warning message so the sysadmin knows where to start looking into. It's a pr_warn_once regardless of protocol itself but it should be enough to give a hint on where to look. Cc: Florian Westphal Cc: Daniel Borkmann Signed-off-by: Marcelo Ricardo Leitner Signed-off-by: Pablo Neira Ayuso --- Reading git-diff-tree failed