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Diffstat (limited to 'tools/testing/selftests/bpf/progs/test_sock_fields.c')
-rw-r--r--tools/testing/selftests/bpf/progs/test_sock_fields.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/tools/testing/selftests/bpf/progs/test_sock_fields.c b/tools/testing/selftests/bpf/progs/test_sock_fields.c
index bbad3c2d9aa5..f75e531bf36f 100644
--- a/tools/testing/selftests/bpf/progs/test_sock_fields.c
+++ b/tools/testing/selftests/bpf/progs/test_sock_fields.c
@@ -265,7 +265,10 @@ static __noinline bool sk_dst_port__load_word(struct bpf_sock *sk)
static __noinline bool sk_dst_port__load_half(struct bpf_sock *sk)
{
- __u16 *half = (__u16 *)&sk->dst_port;
+ __u16 *half;
+
+ asm volatile ("");
+ half = (__u16 *)&sk->dst_port;
return half[0] == bpf_htons(0xcafe);
}