diff options
Diffstat (limited to 'tools/testing/selftests/bpf/progs/test_global_func17.c')
-rw-r--r-- | tools/testing/selftests/bpf/progs/test_global_func17.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/progs/test_global_func17.c b/tools/testing/selftests/bpf/progs/test_global_func17.c new file mode 100644 index 000000000000..5de44b09e8ec --- /dev/null +++ b/tools/testing/selftests/bpf/progs/test_global_func17.c @@ -0,0 +1,19 @@ +// SPDX-License-Identifier: GPL-2.0-only +#include <vmlinux.h> +#include <bpf/bpf_helpers.h> +#include "bpf_misc.h" + +__noinline int foo(int *p) +{ + barrier_var(p); + return p ? (*p = 42) : 0; +} + +const volatile int i; + +SEC("tc") +__failure __msg("Caller passes invalid args into func#1") +int global_func17(struct __sk_buff *skb) +{ + return foo((int *)&i); +} |