This patch adds a new flag to indicate that the verified did insert
zero-extensions, even though the verifier is not being run for any
of the tests.
Signed-off-by: Johan Almbladh <johan.almbladh@xxxxxxxxxxxxxxxxx>
---
lib/test_bpf.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/lib/test_bpf.c b/lib/test_bpf.c
index 3af8421ceb94..183ead9445ba 100644
--- a/lib/test_bpf.c
+++ b/lib/test_bpf.c
@@ -52,6 +52,7 @@
#define FLAG_NO_DATA BIT(0)
#define FLAG_EXPECTED_FAIL BIT(1)
#define FLAG_SKB_FRAG BIT(2)
+#define FLAG_VERIFIER_ZEXT BIT(3)
enum {
CLASSIC = BIT(6), /* Old BPF instructions only. */
@@ -11278,6 +11279,8 @@ static struct bpf_prog *generate_filter(int which, int *err)
fp->type = BPF_PROG_TYPE_SOCKET_FILTER;
memcpy(fp->insnsi, fptr, fp->len * sizeof(struct bpf_insn));
fp->aux->stack_depth = tests[which].stack_depth;
+ fp->aux->verifier_zext = !!(tests[which].aux &
+ FLAG_VERIFIER_ZEXT);
/* We cannot error here as we don't need type compatibility
* checks.
--
2.25.1
