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-rw-r--r--media/libstagefright/MetaData.cpp32
1 files changed, 20 insertions, 12 deletions
diff --git a/media/libstagefright/MetaData.cpp b/media/libstagefright/MetaData.cpp
index 642d15a..41d2b23 100644
--- a/media/libstagefright/MetaData.cpp
+++ b/media/libstagefright/MetaData.cpp
@@ -230,8 +230,11 @@ MetaData::typed_data::~typed_data() {
MetaData::typed_data::typed_data(const typed_data &from)
: mType(from.mType),
mSize(0) {
- allocateStorage(from.mSize);
- memcpy(storage(), from.storage(), mSize);
+
+ void *dst = allocateStorage(from.mSize);
+ if (dst) {
+ memcpy(dst, from.storage(), mSize);
+ }
}
MetaData::typed_data &MetaData::typed_data::operator=(
@@ -239,8 +242,10 @@ MetaData::typed_data &MetaData::typed_data::operator=(
if (this != &from) {
clear();
mType = from.mType;
- allocateStorage(from.mSize);
- memcpy(storage(), from.storage(), mSize);
+ void *dst = allocateStorage(from.mSize);
+ if (dst) {
+ memcpy(dst, from.storage(), mSize);
+ }
}
return *this;
@@ -257,13 +262,11 @@ void MetaData::typed_data::setData(
clear();
mType = type;
- allocateStorage(size);
- void *dst = storage();
- if (!dst) {
- ALOGE("Couldn't allocate %zu bytes for item", size);
- return;
+
+ void *dst = allocateStorage(size);
+ if (dst) {
+ memcpy(dst, data, size);
}
- memcpy(dst, data, size);
}
void MetaData::typed_data::getData(
@@ -273,14 +276,19 @@ void MetaData::typed_data::getData(
*data = storage();
}
-void MetaData::typed_data::allocateStorage(size_t size) {
+void *MetaData::typed_data::allocateStorage(size_t size) {
mSize = size;
if (usesReservoir()) {
- return;
+ return &u.reservoir;
}
u.ext_data = malloc(mSize);
+ if (u.ext_data == NULL) {
+ ALOGE("Couldn't allocate %zu bytes for item", size);
+ mSize = 0;
+ }
+ return u.ext_data;
}
void MetaData::typed_data::freeStorage() {