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Subject[PATCH v2 2/3] tracing: probeevent: Do not accumulate on ret variable
Date
Do not accumulate strlen result on "ret" local variable, because
it is accumulated on "total" local variable for array case.

Fixes: 40b53b771806 ("tracing: probeevent: Add array type support")
Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
---
kernel/trace/trace_probe_tmpl.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/trace/trace_probe_tmpl.h b/kernel/trace/trace_probe_tmpl.h
index 5c56afc17cf8..e69b05a9f57c 100644
--- a/kernel/trace/trace_probe_tmpl.h
+++ b/kernel/trace/trace_probe_tmpl.h
@@ -88,7 +88,7 @@ process_fetch_insn_bottom(struct fetch_insn *code, unsigned long val,
/* 3rd stage: store value to buffer */
if (unlikely(!dest)) {
if (code->op == FETCH_OP_ST_STRING) {
- ret += fetch_store_strlen(val + code->offset);
+ ret = fetch_store_strlen(val + code->offset);
code++;
goto array;
} else
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