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authorJakub Kicinski <kuba@kernel.org>2024-05-15 17:29:56 +0300
committerJakub Kicinski <kuba@kernel.org>2024-05-15 17:30:49 +0300
commit621cde16e49b3ecf7d59a8106a20aaebfb4a59a9 (patch)
treebb4b8e255e276950c8d9502998f83a7f4f5bf5e9 /tools/testing/selftests/bpf/progs/lsm_cgroup.c
parent317a215d493230da361028ea8a4675de334bfa1a (diff)
parent1b294a1f35616977caddaddf3e9d28e576a1adbc (diff)
downloadlinux-621cde16e49b3ecf7d59a8106a20aaebfb4a59a9.tar.xz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net-next
Cross merge. Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'tools/testing/selftests/bpf/progs/lsm_cgroup.c')
-rw-r--r--tools/testing/selftests/bpf/progs/lsm_cgroup.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/tools/testing/selftests/bpf/progs/lsm_cgroup.c b/tools/testing/selftests/bpf/progs/lsm_cgroup.c
index 02c11d16b692..d7598538aa2d 100644
--- a/tools/testing/selftests/bpf/progs/lsm_cgroup.c
+++ b/tools/testing/selftests/bpf/progs/lsm_cgroup.c
@@ -103,11 +103,15 @@ static __always_inline int real_bind(struct socket *sock,
int addrlen)
{
struct sockaddr_ll sa = {};
+ struct sock *sk = sock->sk;
- if (sock->sk->__sk_common.skc_family != AF_PACKET)
+ if (!sk)
+ return 1;
+
+ if (sk->__sk_common.skc_family != AF_PACKET)
return 1;
- if (sock->sk->sk_kern_sock)
+ if (sk->sk_kern_sock)
return 1;
bpf_probe_read_kernel(&sa, sizeof(sa), address);