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-rw-r--r--kernel/bpf/verifier.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c
index 0dd8adc7a159..cf5f230360f5 100644
--- a/kernel/bpf/verifier.c
+++ b/kernel/bpf/verifier.c
@@ -17217,9 +17217,10 @@ static int jit_subprogs(struct bpf_verifier_env *env)
}
/* finally lock prog and jit images for all functions and
- * populate kallsysm
+ * populate kallsysm. Begin at the first subprogram, since
+ * bpf_prog_load will add the kallsyms for the main program.
*/
- for (i = 0; i < env->subprog_cnt; i++) {
+ for (i = 1; i < env->subprog_cnt; i++) {
bpf_prog_lock_ro(func[i]);
bpf_prog_kallsyms_add(func[i]);
}
@@ -17245,6 +17246,8 @@ static int jit_subprogs(struct bpf_verifier_env *env)
prog->jited = 1;
prog->bpf_func = func[0]->bpf_func;
prog->jited_len = func[0]->jited_len;
+ prog->aux->extable = func[0]->aux->extable;
+ prog->aux->num_exentries = func[0]->aux->num_exentries;
prog->aux->func = func;
prog->aux->func_cnt = env->subprog_cnt;
bpf_prog_jit_attempt_done(prog);