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Merge "mInternalEmulated could be used after shutdown() called"

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This commit is contained in:
Keun-young Park 2017-08-17 22:10:24 +00:00 committed by Gerrit Code Review
commit 9b4a443bd6
1 changed files with 8 additions and 3 deletions
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11
VolumeManager.cpp
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@ -365,7 +365,10 @@ std::shared_ptr<android::vold::Disk> VolumeManager::findDisk(const std::string&
}
std::shared_ptr<android::vold::VolumeBase> VolumeManager::findVolume(const std::string& id) {
if (mInternalEmulated->getId() == id) {
// Vold could receive "mount" after "shutdown" command in the extreme case.
// If this happens, mInternalEmulated will equal nullptr and
// we need to deal with it in order to avoid null pointer crash.
if (mInternalEmulated != nullptr && mInternalEmulated->getId() == id) {
return mInternalEmulated;
}
for (const auto& disk : mDisks) {
@ -623,8 +626,10 @@ next:
int VolumeManager::reset() {
// Tear down all existing disks/volumes and start from a blank slate so
// newly connected framework hears all events.
mInternalEmulated->destroy();
mInternalEmulated->create();
if (mInternalEmulated != nullptr) {
mInternalEmulated->destroy();
mInternalEmulated->create();
}
for (const auto& disk : mDisks) {
disk->destroy();
disk->create();