Fix memory leaks in mediaanalytics
This fixes > a dozen potential leaks flagged by clang's static
analyzer, and fixes the use of other nearby manual memory management.
Bug: None
Test: TreeHugger
Change-Id: I8af2523804986b278150291fb2dc7ca5af8391ee
diff --git a/services/mediaanalytics/statsd_audiothread.cpp b/services/mediaanalytics/statsd_audiothread.cpp
index 8232424..e9d6b17 100644
--- a/services/mediaanalytics/statsd_audiothread.cpp
+++ b/services/mediaanalytics/statsd_audiothread.cpp
@@ -56,9 +56,9 @@
// flesh out the protobuf we'll hand off with our data
//
- char *mytype = NULL;
- if (item->getCString(MM_PREFIX "type", &mytype)) {
- metrics_proto.set_type(mytype);
+ std::string mytype;
+ if (item->getString(MM_PREFIX "type", &mytype)) {
+ metrics_proto.set_type(std::move(mytype));
}
int32_t framecount = -1;
if (item->getInt32(MM_PREFIX "framecount", &framecount)) {
@@ -68,17 +68,17 @@
if (item->getInt32(MM_PREFIX "samplerate", &samplerate)) {
metrics_proto.set_samplerate(samplerate);
}
- char *workhist = NULL;
- if (item->getCString(MM_PREFIX "workMs.hist", &workhist)) {
- metrics_proto.set_work_millis_hist(workhist);
+ std::string workhist;
+ if (item->getString(MM_PREFIX "workMs.hist", &workhist)) {
+ metrics_proto.set_work_millis_hist(std::move(workhist));
}
- char *latencyhist = NULL;
- if (item->getCString(MM_PREFIX "latencyMs.hist", &latencyhist)) {
- metrics_proto.set_latency_millis_hist(latencyhist);
+ std::string latencyhist;
+ if (item->getString(MM_PREFIX "latencyMs.hist", &latencyhist)) {
+ metrics_proto.set_latency_millis_hist(std::move(latencyhist));
}
- char *warmuphist = NULL;
- if (item->getCString(MM_PREFIX "warmupMs.hist", &warmuphist)) {
- metrics_proto.set_warmup_millis_hist(warmuphist);
+ std::string warmuphist;
+ if (item->getString(MM_PREFIX "warmupMs.hist", &warmuphist)) {
+ metrics_proto.set_warmup_millis_hist(std::move(warmuphist));
}
int64_t underruns = -1;
if (item->getInt64(MM_PREFIX "underruns", &underruns)) {
@@ -108,9 +108,9 @@
metrics_proto.set_port_id(port_id);
}
// item->setCString(MM_PREFIX "type", threadTypeToString(mType));
- char *type = NULL;
- if (item->getCString(MM_PREFIX "type", &type)) {
- metrics_proto.set_type(type);
+ std::string type;
+ if (item->getString(MM_PREFIX "type", &type)) {
+ metrics_proto.set_type(std::move(type));
}
// item->setInt32(MM_PREFIX "sampleRate", (int32_t)mSampleRate);
int32_t sample_rate = -1;
@@ -123,9 +123,9 @@
metrics_proto.set_channel_mask(channel_mask);
}
// item->setCString(MM_PREFIX "encoding", toString(mFormat).c_str());
- char *encoding = NULL;
- if (item->getCString(MM_PREFIX "encoding", &encoding)) {
- metrics_proto.set_encoding(encoding);
+ std::string encoding;
+ if (item->getString(MM_PREFIX "encoding", &encoding)) {
+ metrics_proto.set_encoding(std::move(encoding));
}
// item->setInt32(MM_PREFIX "frameCount", (int32_t)mFrameCount);
int32_t frame_count = -1;
@@ -133,14 +133,14 @@
metrics_proto.set_frame_count(frame_count);
}
// item->setCString(MM_PREFIX "outDevice", toString(mOutDevice).c_str());
- char *outDevice = NULL;
- if (item->getCString(MM_PREFIX "outDevice", &outDevice)) {
- metrics_proto.set_output_device(outDevice);
+ std::string outDevice;
+ if (item->getString(MM_PREFIX "outDevice", &outDevice)) {
+ metrics_proto.set_output_device(std::move(outDevice));
}
// item->setCString(MM_PREFIX "inDevice", toString(mInDevice).c_str());
- char *inDevice = NULL;
- if (item->getCString(MM_PREFIX "inDevice", &inDevice)) {
- metrics_proto.set_input_device(inDevice);
+ std::string inDevice;
+ if (item->getString(MM_PREFIX "inDevice", &inDevice)) {
+ metrics_proto.set_input_device(std::move(inDevice));
}
// item->setDouble(MM_PREFIX "ioJitterMs.mean", mIoJitterMs.getMean());
double iojitters_ms_mean = -1;
@@ -201,16 +201,6 @@
ALOGV("NOT sending: private data (len=%zu)", strlen(serialized.c_str()));
}
- // must free the strings that we were given
- free(mytype);
- free(workhist);
- free(latencyhist);
- free(warmuphist);
- free(type);
- free(encoding);
- free(inDevice);
- free(outDevice);
-
return true;
}