netlink: Move netlink attribute parsing support to lib

Netlink attribute parsing may be used even if CONFIG_NET is not set.
Move it from net/netlink to lib and control its inclusion based on the new
config symbol CONFIG_NLATTR, which is selected by CONFIG_NET.

Signed-off-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
This commit is contained in:
Geert Uytterhoeven 2009-03-04 14:53:30 +08:00 committed by Herbert Xu
parent 8c882f6413
commit e9cc8bddae
5 changed files with 10 additions and 1 deletions

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@ -174,4 +174,10 @@ config DISABLE_OBSOLETE_CPUMASK_FUNCTIONS
bool "Disable obsolete cpumask functions" if DEBUG_PER_CPU_MAPS
depends on EXPERIMENTAL && BROKEN
#
# Netlink attribute parsing support is select'ed if needed
#
config NLATTR
bool
endmenu

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@ -84,6 +84,8 @@ obj-$(CONFIG_HAVE_ARCH_TRACEHOOK) += syscall.o
obj-$(CONFIG_DYNAMIC_PRINTK_DEBUG) += dynamic_printk.o
obj-$(CONFIG_NLATTR) += nlattr.o
hostprogs-y := gen_crc32table
clean-files := crc32table.h

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@ -4,6 +4,7 @@
menuconfig NET
bool "Networking support"
select NLATTR
---help---
Unless you really know what you are doing, you should say Y here.
The reason is that some programs need kernel networking support even

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@ -2,4 +2,4 @@
# Makefile for the netlink driver.
#
obj-y := af_netlink.o attr.o genetlink.o
obj-y := af_netlink.o genetlink.o