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author Xin Li <delphij@google.com> 2019-08-13 16:36:38 -0700
committer Xin Li <delphij@google.com> 2019-08-13 16:36:38 -0700
commit47fba7fba0b814246195167df01e745faba68dc6 (patch)
tree14df99cbf7e65bb0827a12040c017cd7d2776292 /libs/binder/Parcel.cpp
parente3aff37dc7e02cd2104767dac8f115ec1bfd3cd4 (diff)
parent40b476c5790168a9bad2d7b5459883c07d25cc35 (diff)
DO NOT MERGE - Merge pie-platform-release (PPRL.190801.002) into master
Bug: 139369544 Change-Id: I24c88d4bc056d8440d6de94488fb3d7fd6ad5200
Diffstat (limited to 'libs/binder/Parcel.cpp')
-rw-r--r--libs/binder/Parcel.cpp4
1 files changed, 2 insertions, 2 deletions
diff --git a/libs/binder/Parcel.cpp b/libs/binder/Parcel.cpp
index c75f0365f5..485869e535 100644
--- a/libs/binder/Parcel.cpp
+++ b/libs/binder/Parcel.cpp
@@ -1797,8 +1797,8 @@ status_t Parcel::readUtf8FromUtf16(std::unique_ptr<std::string>* str) const {
const char* Parcel::readCString() const
{
- const size_t avail = mDataSize-mDataPos;
- if (avail > 0) {
+ if (mDataPos < mDataSize) {
+ const size_t avail = mDataSize-mDataPos;
const char* str = reinterpret_cast<const char*>(mData+mDataPos);
// is the string's trailing NUL within the parcel's valid bounds?
const char* eos = reinterpret_cast<const char*>(memchr(str, 0, avail));