diff options
Diffstat (limited to 'kernel/bpf/preload')
| -rw-r--r-- | kernel/bpf/preload/bpf_preload_kern.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/kernel/bpf/preload/bpf_preload_kern.c b/kernel/bpf/preload/bpf_preload_kern.c index 30207c048d36..5106b5372f0c 100644 --- a/kernel/bpf/preload/bpf_preload_kern.c +++ b/kernel/bpf/preload/bpf_preload_kern.c @@ -54,6 +54,13 @@ static int load_skel(void) err = PTR_ERR(progs_link); goto out; } + /* Avoid taking over stdin/stdout/stderr of init process. Zeroing out + * makes skel_closenz() a no-op later in iterators_bpf__destroy(). + */ + close_fd(skel->links.dump_bpf_map_fd); + skel->links.dump_bpf_map_fd = 0; + close_fd(skel->links.dump_bpf_prog_fd); + skel->links.dump_bpf_prog_fd = 0; return 0; out: free_links_and_skel(); |