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Merge "Disable APF memory clear on pre-APFv4 devices" into pi-dev

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TreeHugger Robot
2018-05-10 15:14:20 +00:00
committed by Android (Google) Code Review
parent a1aafd7718 8d65db32eb
commit f0dfd4b0ba
1 changed files with 7 additions and 3 deletions
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10
services/net/java/android/net/apf/ApfFilter.java
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@@ -429,9 +429,13 @@ public class ApfFilter {
try {
mHardwareAddress = mInterfaceParams.macAddr.toByteArray();
synchronized(this) {
// Clear APF memory.
byte[] zeroes = new byte[mApfCapabilities.maximumApfProgramSize];
mIpClientCallback.installPacketFilter(zeroes);
// Clear the APF memory to reset all counters upon connecting to the first AP
// in an SSID. This is limited to APFv4 devices because this large write triggers
// a crash on some older devices (b/78905546).
if (mApfCapabilities.hasDataAccess()) {
byte[] zeroes = new byte[mApfCapabilities.maximumApfProgramSize];
mIpClientCallback.installPacketFilter(zeroes);
}
// Install basic filters
installNewProgramLocked();