diff options
| author | Roberto Sassu <[email protected]> | 2022-03-02 11:13:59 +0000 |
|---|---|---|
| committer | Alexei Starovoitov <[email protected]> | 2022-03-11 02:57:54 +0000 |
| commit | 2746de3c53d64436a5a565e87d74b65d82ab6ac7 (patch) | |
| tree | b84c1769688da52a1113e65c8844e51db8c253c0 | |
| parent | bpf-lsm: Introduce new helper bpf_ima_file_hash() (diff) | |
| download | kernel-2746de3c53d64436a5a565e87d74b65d82ab6ac7.tar.gz kernel-2746de3c53d64436a5a565e87d74b65d82ab6ac7.zip | |
selftests/bpf: Move sample generation code to ima_test_common()
Move sample generator code to ima_test_common() so that the new function
can be called by multiple LSM hooks.
Signed-off-by: Roberto Sassu <[email protected]>
Signed-off-by: Alexei Starovoitov <[email protected]>
Link: https://lore.kernel.org/bpf/[email protected]
| -rw-r--r-- | tools/testing/selftests/bpf/progs/ima.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/tools/testing/selftests/bpf/progs/ima.c b/tools/testing/selftests/bpf/progs/ima.c index 96060ff4ffc6..b5a0de50d1b4 100644 --- a/tools/testing/selftests/bpf/progs/ima.c +++ b/tools/testing/selftests/bpf/progs/ima.c @@ -18,8 +18,7 @@ struct { char _license[] SEC("license") = "GPL"; -SEC("lsm.s/bprm_committed_creds") -void BPF_PROG(ima, struct linux_binprm *bprm) +static void ima_test_common(struct file *file) { u64 ima_hash = 0; u64 *sample; @@ -28,7 +27,7 @@ void BPF_PROG(ima, struct linux_binprm *bprm) pid = bpf_get_current_pid_tgid() >> 32; if (pid == monitored_pid) { - ret = bpf_ima_inode_hash(bprm->file->f_inode, &ima_hash, + ret = bpf_ima_inode_hash(file->f_inode, &ima_hash, sizeof(ima_hash)); if (ret < 0 || ima_hash == 0) return; @@ -43,3 +42,9 @@ void BPF_PROG(ima, struct linux_binprm *bprm) return; } + +SEC("lsm.s/bprm_committed_creds") +void BPF_PROG(bprm_committed_creds, struct linux_binprm *bprm) +{ + ima_test_common(bprm->file); +} |