diff options
Diffstat (limited to 'kernel/trace/trace_osnoise.c')
| -rw-r--r-- | kernel/trace/trace_osnoise.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/kernel/trace/trace_osnoise.c b/kernel/trace/trace_osnoise.c index 6819b93309ce..337bc0eb5d71 100644 --- a/kernel/trace/trace_osnoise.c +++ b/kernel/trace/trace_osnoise.c @@ -637,8 +637,8 @@ __timerlat_dump_stack(struct trace_buffer *buffer, struct trace_stack *fstack, u entry = ring_buffer_event_data(event); - memcpy(&entry->caller, fstack->calls, size); entry->size = fstack->nr_entries; + memcpy(&entry->caller, fstack->calls, size); trace_buffer_unlock_commit_nostack(buffer, event); } @@ -2322,6 +2322,9 @@ osnoise_cpus_write(struct file *filp, const char __user *ubuf, size_t count, int running, err; char *buf __free(kfree) = NULL; + if (count < 1) + return 0; + buf = kmalloc(count, GFP_KERNEL); if (!buf) return -ENOMEM; |