]> git.baikalelectronics.ru Git - kernel.git/commit
netfilter: synproxy: fix building syncookie calls
authorArnd Bergmann <arnd@arndb.de>
Wed, 19 Jun 2019 12:54:36 +0000 (14:54 +0200)
committerPablo Neira Ayuso <pablo@netfilter.org>
Thu, 20 Jun 2019 09:59:36 +0000 (11:59 +0200)
commit8c599a9c4c8f78968b0ac2beff429761c76a895b
tree756cd69310e4daaa13d64ec60b6e1756626ef047
parent49668a7342ad8ca7c04af1d9c9b4402084ce61f5
netfilter: synproxy: fix building syncookie calls

When either CONFIG_IPV6 or CONFIG_SYN_COOKIES are disabled, the kernel
fails to build:

include/linux/netfilter_ipv6.h:180:9: error: implicit declaration of function '__cookie_v6_init_sequence'
      [-Werror,-Wimplicit-function-declaration]
        return __cookie_v6_init_sequence(iph, th, mssp);
include/linux/netfilter_ipv6.h:194:9: error: implicit declaration of function '__cookie_v6_check'
      [-Werror,-Wimplicit-function-declaration]
        return __cookie_v6_check(iph, th, cookie);
net/ipv6/netfilter.c:237:26: error: use of undeclared identifier '__cookie_v6_init_sequence'; did you mean 'cookie_init_sequence'?
net/ipv6/netfilter.c:238:21: error: use of undeclared identifier '__cookie_v6_check'; did you mean '__cookie_v4_check'?

Fix the IS_ENABLED() checks to match the function declaration
and definitions for these.

Fixes: 64892b640c0c ("netfilter: synproxy: remove module dependency on IPv6 SYNPROXY")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
include/linux/netfilter_ipv6.h
net/ipv6/netfilter.c