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| author |  Brian Salomon <bsalomon@google.com> | 2018-05-14 14:54:06 -0400 |
|---|---|---|
| committer |  Skia Commit-Bot <skia-commit-bot@chromium.org> | 2018-05-14 19:39:39 +0000 |
| commit | 3d945e840c1955b5756fdeb696599c2818ed95fc (patch) | |
| tree | 7c42a47b2a21d468f6c755dc9400ea424eae4610 /src/gpu/GrContext.cpp | |
| parent | a20681c2ac9d1a36875289b6207cbcd3a36132f7 (diff) | |
Clear temp buffer in GrContextPriv::readSurfacePixels2
This fixes an issue on Chrome's MSAN bots where glReadPixels into the
temp buffer doesn't actually overwrite the buffer.
Change-Id: I9cbdd208d3bdd0d53e96bbef1996648a3a21f66f
Reviewed-on: https://skia-review.googlesource.com/128013
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Brian Salomon <bsalomon@google.com>
Diffstat (limited to 'src/gpu/GrContext.cpp')
| -rw-r--r-- | src/gpu/GrContext.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/gpu/GrContext.cpp b/src/gpu/GrContext.cpp index aec4e0037a..5be510d131 100644 --- a/src/gpu/GrContext.cpp +++ b/src/gpu/GrContext.cpp @@ -1181,6 +1181,8 @@ bool GrContextPriv::readSurfacePixels2(GrSurfaceContext* src, int left, int top, finalPixmap.reset(finalII, buffer, rowBytes); buffer = tempPixmap.writable_addr(); rowBytes = tempPixmap.rowBytes(); + // Chrome msan bots require this. + sk_bzero(buffer, tempPixmap.computeByteSize()); } if (srcSurface->surfacePriv().hasPendingWrite()) { |