diff options
| -rw-r--r-- | kernel/trace/trace.c | 2 | ||||
| -rw-r--r-- | tools/tracing/rtla/src/osnoise_top.c | 11 |
2 files changed, 5 insertions, 8 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 10cd38bce2f1..ebe7ce2f5f4a 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -7956,7 +7956,7 @@ tracing_buffers_read(struct file *filp, char __user *ubuf, trace_access_unlock(iter->cpu_file); if (ret < 0) { - if (trace_empty(iter)) { + if (trace_empty(iter) && !iter->closed) { if ((filp->f_flags & O_NONBLOCK)) return -EAGAIN; diff --git a/tools/tracing/rtla/src/osnoise_top.c b/tools/tracing/rtla/src/osnoise_top.c index f594a44df840..2f756628613d 100644 --- a/tools/tracing/rtla/src/osnoise_top.c +++ b/tools/tracing/rtla/src/osnoise_top.c @@ -651,8 +651,10 @@ struct osnoise_tool *osnoise_init_top(struct osnoise_top_params *params) return NULL; tool->data = osnoise_alloc_top(nr_cpus); - if (!tool->data) - goto out_err; + if (!tool->data) { + osnoise_destroy_tool(tool); + return NULL; + } tool->params = params; @@ -660,11 +662,6 @@ struct osnoise_tool *osnoise_init_top(struct osnoise_top_params *params) osnoise_top_handler, NULL); return tool; - -out_err: - osnoise_free_top(tool->data); - osnoise_destroy_tool(tool); - return NULL; } static int stop_tracing; |