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| author |   Jakub Sitnicki <jakub@cloudflare.com> | 2020-07-21 12:07:16 +0200 |
|---|---|---|
| committer |   Alexei Starovoitov <ast@kernel.org> | 2020-07-21 09:12:34 -0700 |
| commit | 343ead287dde0064c430ee1db477726f52e0269c (patch) | |
| tree | aaa24b1f2575e47e47a27218df25d0049dc8307d /kernel/bpf/cpumap.c | |
| parent | Merge branch 'bpf-socket-lookup' (diff) | |
| download | linux-dev-343ead287dde0064c430ee1db477726f52e0269c.tar.xz linux-dev-343ead287dde0064c430ee1db477726f52e0269c.zip | |
bpf, netns: Fix build without CONFIG_INET
When CONFIG_NET is set but CONFIG_INET isn't, build fails with:
ld: kernel/bpf/net_namespace.o: in function `netns_bpf_attach_type_unneed':
kernel/bpf/net_namespace.c:32: undefined reference to `bpf_sk_lookup_enabled'
ld: kernel/bpf/net_namespace.o: in function `netns_bpf_attach_type_need':
kernel/bpf/net_namespace.c:43: undefined reference to `bpf_sk_lookup_enabled'
This is because without CONFIG_INET bpf_sk_lookup_enabled symbol is not
available. Wrap references to bpf_sk_lookup_enabled with preprocessor
conditionals.
Fixes: 1559b4aa1db4 ("inet: Run SK_LOOKUP BPF program on socket lookup")
Reported-by: Randy Dunlap <rdunlap@infradead.org>
Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Jakub Sitnicki <jakub@cloudflare.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Randy Dunlap <rdunlap@infradead.org> # build-tested
Link: https://lore.kernel.org/bpf/20200721100716.720477-1-jakub@cloudflare.com
Diffstat (limited to 'kernel/bpf/cpumap.c')
0 files changed, 0 insertions, 0 deletions