LineageOS/android_packages_modules_Connectivity
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Merge "Fix fd leak in KeepaliveTracker." am: 3dbbfa10bb

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Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1361907

Change-Id: I13df61b292a9ec964854641ba170d39caf66125a
This commit is contained in:
Lorenzo Colitti
2020-08-07 05:48:00 +00:00
committed by Automerger Merge Worker
parent 616cc3dca9 3dbbfa10bb
commit 2e7172387e
1 changed files with 25 additions and 7 deletions
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32
services/core/java/com/android/server/ConnectivityService.java
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@@ -220,6 +220,8 @@ import com.android.server.utils.PriorityDump;
import com.google.android.collect.Lists; import com.google.android.collect.Lists;
import libcore.io.IoUtils;
import org.xmlpull.v1.XmlPullParser; import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlPullParserException; import org.xmlpull.v1.XmlPullParserException;
@@ -7504,18 +7506,34 @@ public class ConnectivityService extends IConnectivityManager.Stub
public void startNattKeepaliveWithFd(Network network, FileDescriptor fd, int resourceId, public void startNattKeepaliveWithFd(Network network, FileDescriptor fd, int resourceId,
int intervalSeconds, ISocketKeepaliveCallback cb, String srcAddr, int intervalSeconds, ISocketKeepaliveCallback cb, String srcAddr,
String dstAddr) { String dstAddr) {
mKeepaliveTracker.startNattKeepalive( try {
getNetworkAgentInfoForNetwork(network), fd, resourceId, mKeepaliveTracker.startNattKeepalive(
intervalSeconds, cb, getNetworkAgentInfoForNetwork(network), fd, resourceId,
srcAddr, dstAddr, NattSocketKeepalive.NATT_PORT); intervalSeconds, cb,
srcAddr, dstAddr, NattSocketKeepalive.NATT_PORT);
} finally {
// FileDescriptors coming from AIDL calls must be manually closed to prevent leaks.
// startNattKeepalive calls Os.dup(fd) before returning, so we can close immediately.
if (fd != null && Binder.getCallingPid() != Process.myPid()) {
IoUtils.closeQuietly(fd);
}
}
} }
@Override @Override
public void startTcpKeepalive(Network network, FileDescriptor fd, int intervalSeconds, public void startTcpKeepalive(Network network, FileDescriptor fd, int intervalSeconds,
ISocketKeepaliveCallback cb) { ISocketKeepaliveCallback cb) {
enforceKeepalivePermission(); try {
mKeepaliveTracker.startTcpKeepalive( enforceKeepalivePermission();
getNetworkAgentInfoForNetwork(network), fd, intervalSeconds, cb); mKeepaliveTracker.startTcpKeepalive(
getNetworkAgentInfoForNetwork(network), fd, intervalSeconds, cb);
} finally {
// FileDescriptors coming from AIDL calls must be manually closed to prevent leaks.
// startTcpKeepalive calls Os.dup(fd) before returning, so we can close immediately.
if (fd != null && Binder.getCallingPid() != Process.myPid()) {
IoUtils.closeQuietly(fd);
}
}
} }
@Override @Override