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String16::remove - avoid overflow am: 4048e49956 am: 107f18cb61 am: 9be245c3f0 am: 64fb5012b8

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Original change: https://googleplex-android-review.googlesource.com/c/platform/system/core/+/11619802

Change-Id: I03057c052a24f205c78ee600178d45e0cd51a3c1
This commit is contained in:
Steven Moreland 2020-07-14 16:29:09 +00:00 • committed by Automerger Merge Worker
commit 4e27b6992b
1 changed files with 1 additions and 1 deletions
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2
libutils/String16.cpp
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@ -389,7 +389,7 @@ status_t String16::remove(size_t len, size_t begin)
mString = getEmptyString(); mString = getEmptyString();
return OK; return OK;
} }
if ((begin+len) > N) len = N-begin; if (len > N || len > N - begin) len = N - begin;
if (begin == 0 && len == N) { if (begin == 0 && len == N) {
return OK; return OK;
} }