summaryrefslogtreecommitdiffstats
path: root/kernel/bpf/btf.c
diff options
context:
space:
mode:
Diffstat (limited to 'kernel/bpf/btf.c')
-rw-r--r--kernel/bpf/btf.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/kernel/bpf/btf.c b/kernel/bpf/btf.c
index 138f0302692e..378cef70341c 100644
--- a/kernel/bpf/btf.c
+++ b/kernel/bpf/btf.c
@@ -2114,6 +2114,9 @@ static int btf_parse_hdr(struct btf_verifier_env *env, void __user *btf_data,
hdr = &btf->hdr;
+ if (hdr->hdr_len != hdr_len)
+ return -EINVAL;
+
btf_verifier_log_hdr(env, btf_data_size);
if (hdr->magic != BTF_MAGIC) {