diff options
Diffstat (limited to 'samples')
| -rw-r--r-- | samples/damon/mtier.c | 3 | ||||
| -rw-r--r-- | samples/trace_events/trace-events-sample.c | 4 |
2 files changed, 7 insertions, 0 deletions
diff --git a/samples/damon/mtier.c b/samples/damon/mtier.c index 775838a23d93..7f84367ad3e5 100644 --- a/samples/damon/mtier.c +++ b/samples/damon/mtier.c @@ -120,6 +120,9 @@ static struct damon_ctx *damon_sample_mtier_build_ctx(bool promote) addr.end = promote ? node1_end_addr : node0_end_addr; } + if (addr.start >= addr.end) + goto free_out; + region = damon_new_region(addr.start, addr.end); if (!region) goto free_out; diff --git a/samples/trace_events/trace-events-sample.c b/samples/trace_events/trace-events-sample.c index ecc7db237f2e..0b7a6efdb247 100644 --- a/samples/trace_events/trace-events-sample.c +++ b/samples/trace_events/trace-events-sample.c @@ -107,6 +107,10 @@ int foo_bar_reg(void) * for consistency sake, we still take the thread_mutex. */ simple_tsk_fn = kthread_run(simple_thread_fn, NULL, "event-sample-fn"); + if (IS_ERR_OR_NULL(simple_tsk_fn)) { + pr_err("Failed to create simple_thread_fn\n"); + simple_tsk_fn = NULL; + } out: mutex_unlock(&thread_mutex); return 0; |