Messages in this thread Patch in this message | | | From | Jiri Olsa <> | Subject | [PATCH] tracing/uprobe: Fix uprobe_perf_open probes iteration | Date | Tue, 23 Nov 2021 15:28:01 +0100 |
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Add missing 'tu' variable initialization in the probes loop, otherwise the head 'tu' is used instead of added probes.
Fixes: 99c9a923e97a ("tracing/uprobe: Fix double perf_event linking on multiprobe uprobe") Signed-off-by: Jiri Olsa <jolsa@kernel.org> --- kernel/trace/trace_uprobe.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/kernel/trace/trace_uprobe.c b/kernel/trace/trace_uprobe.c index 0a5c0db3137e..f5f0039d31e5 100644 --- a/kernel/trace/trace_uprobe.c +++ b/kernel/trace/trace_uprobe.c @@ -1313,6 +1313,7 @@ static int uprobe_perf_open(struct trace_event_call *call, return 0; list_for_each_entry(pos, trace_probe_probe_list(tp), list) { + tu = container_of(pos, struct trace_uprobe, tp); err = uprobe_apply(tu->inode, tu->offset, &tu->consumer, true); if (err) { uprobe_perf_close(call, event); -- 2.32.0
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