tree ed1d2a220841028cba7fff6b61c7afe6c1e0efc1
parent af67819ee1d93fc4000c1ad777ce53ec87dc693a
author Cary Clark <caryclark@skia.org> 1544800513 -0500
committer Skia Commit-Bot <skia-commit-bot@chromium.org> 1544802039 +0000

protect against fuzz generated fLastMoveToIndex

If fLastMoveToIndex exceeds SkPath::countPoints(),
SkPath::internalGetConvexity() reads outside allocated
memory.

R=kjlubick@google.com

Bug: skia:11842
Change-Id: Iba20c1a977645d882f0b86c22134d1d055692a0c
Reviewed-on: https://skia-review.googlesource.com/c/177801
Commit-Queue: Cary Clark <caryclark@skia.org>
Commit-Queue: Kevin Lubick <kjlubick@google.com>
Auto-Submit: Cary Clark <caryclark@skia.org>
Reviewed-by: Kevin Lubick <kjlubick@google.com>