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| author | Paul Moore <paul@paul-moore.com> | 2019-11-06 22:28:05 -0500 |
|---|---|---|
| committer | Paul Moore <paul@paul-moore.com> | 2019-11-06 22:44:09 -0500 |
| commit | 1b6cfd1fc0b7499a28c24299a93a80bd18619563 (patch) | |
| tree | 0e17a17d1931001f11632cecea5b1571f46e133f | |
| parent | c0f32c6ffc9c05fd7c2331d5aee15a5f1e4c315f (diff) | |
| download | libseccomp-1b6cfd1fc0b7499a28c24299a93a80bd18619563.tar.gz | |
tools: ensure a bpf file is specified on the command linev2.4.2
(imported from commit 94d42926fd67d2d4fa07031bdc6c6bf8e420a103)
Signed-off-by: Paul Moore <paul@paul-moore.com>
| -rw-r--r-- | tools/scmp_bpf_sim.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/scmp_bpf_sim.c b/tools/scmp_bpf_sim.c index 73d056b..1408717 100644 --- a/tools/scmp_bpf_sim.c +++ b/tools/scmp_bpf_sim.c @@ -340,6 +340,8 @@ int main(int argc, char *argv[]) exit_fault(ENOMEM); /* load the bpf program */ + if (opt_file == NULL) + exit_usage(argv[0]); file = fopen(opt_file, "r"); if (file == NULL) exit_fault(errno); |