diff options
| author | 2022-05-10 14:47:05 +0800 | |
|---|---|---|
| committer | 2022-08-22 03:03:15 +0000 | |
| commit | 10f886750dcfbfc4e73cffa0c5191ea58aa30d8a (patch) | |
| tree | 2f3462c75f9057a40ba103b76801a26f6d5b1cdc | |
| parent | e648d3cb91f9a0156c729ca18ec27e71f59f9ce2 (diff) | |
Add null pointer check to avoid system crash.
Add null pointer check to avoid system crash.
Meet the below crash log during some app operations then app exits.
F DEBUG : signal 11 (SIGSEGV), code 1 (SEGV_MAPERR), fault addr 0x78
F DEBUG : Cause: null pointer dereference
F DEBUG : backtrace:
F DEBUG : #00 pc 0000000000323858 /system/lib64/libhwui.so
(android::uirenderer::DeferredLayerUpdater::apply()+40)
F DEBUG : #01 pc 0000000000323040 /system/lib64/libhwui.so
(_ZNSt3__110__function6__funcIZN7android10uirenderer12renderthread13
DrawFrameTask11postAndWaitEvE3$_0NS_9allocatorIS6_EEFvvEEclEv$c1671e
787f244890c877724752face20+416)
Bug: b/243310920
Signed-off-by: Jessie Hao <juan.hao@nxp.com>
Change-Id: I77226be2bd235852675bb4f7a29589e360269b33
| -rw-r--r-- | libs/hwui/renderthread/DrawFrameTask.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/libs/hwui/renderthread/DrawFrameTask.cpp b/libs/hwui/renderthread/DrawFrameTask.cpp index 59c914f0198c..03f02de98efe 100644 --- a/libs/hwui/renderthread/DrawFrameTask.cpp +++ b/libs/hwui/renderthread/DrawFrameTask.cpp @@ -243,7 +243,9 @@ bool DrawFrameTask::syncFrameState(TreeInfo& info) { mContext->unpinImages(); for (size_t i = 0; i < mLayers.size(); i++) { - mLayers[i]->apply(); + if (mLayers[i]) { + mLayers[i]->apply(); + } } mLayers.clear(); mContext->setContentDrawBounds(mContentDrawBounds); |