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serverglen pushed a commit to branch master
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The following commit(s) were added to refs/heads/master by this push:
new 965279f0 Fix random value of CachedReader at first time (#2556)
965279f0 is described below
commit 965279f07339bc3471a92fac1114172fa2abe036
Author: Bright Chen <[email protected]>
AuthorDate: Tue Mar 12 10:24:39 2024 +0800
Fix random value of CachedReader at first time (#2556)
---
src/bvar/default_variables.cpp | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/src/bvar/default_variables.cpp b/src/bvar/default_variables.cpp
index be02c50a..011508aa 100644
--- a/src/bvar/default_variables.cpp
+++ b/src/bvar/default_variables.cpp
@@ -127,7 +127,7 @@ static bool read_proc_status(ProcStat &stat) {
template <typename T>
class CachedReader {
public:
- CachedReader() : _mtime_us(0) {
+ CachedReader() : _mtime_us(0), _cached{} {
CHECK_EQ(0, pthread_mutex_init(&_mutex, NULL));
}
~CachedReader() {
@@ -150,7 +150,7 @@ public:
pthread_mutex_unlock(&p->_mutex);
// don't run fn inside lock otherwise a slow fn may
// block all concurrent bvar dumppers. (e.g. /vars)
- T result;
+ T result{};
if (fn(&result)) {
pthread_mutex_lock(&p->_mutex);
p->_cached = result;
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