net: bpf: fix bpf syscall dependence on anon_inodes
minimal configurations where EPOLL, PERF_EVENTS, etc are disabled,
but NET is enabled, are failing to build with link error:
kernel/built-in.o: In function `bpf_prog_load':
syscall.c:(.text+0x3b728): undefined reference to `anon_inode_getfd'
fix it by selecting ANON_INODES when NET is enabled
Reported-by: Michal Sojka <sojkam1@fel.cvut.cz>
Signed-off-by: Alexei Starovoitov <ast@plumgrid.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/Kconfig b/net/Kconfig
index d6b138e..6272420 100644
--- a/net/Kconfig
+++ b/net/Kconfig
@@ -6,6 +6,7 @@
bool "Networking support"
select NLATTR
select GENERIC_NET_UTILS
+ select ANON_INODES
---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