diff options
Diffstat (limited to 'kernel/tracepoint.c')
| -rw-r--r-- | kernel/tracepoint.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/tracepoint.c b/kernel/tracepoint.c index 29f26540e9c9..0d4ef26574ff 100644 --- a/kernel/tracepoint.c +++ b/kernel/tracepoint.c @@ -636,6 +636,9 @@ static int tracepoint_module_coming(struct module *mod) struct tp_module *tp_mod, *iter; int ret = 0; + if (!mod->num_tracepoints) + return 0; + /* * We skip modules that taint the kernel, especially those with different * module headers (for forced load), to make sure we don't cause a crash. @@ -679,6 +682,9 @@ static int tracepoint_module_going(struct module *mod) { struct tp_module *pos; + if (!mod->num_tracepoints) + return 0; + mutex_lock(&tracepoints_mutex); tracepoint_update_probe_range(mod->tracepoints_ptrs, mod->tracepoints_ptrs + mod->num_tracepoints); |