Closed Bug 1638873 Opened 4 years ago Closed 4 years ago

CanvasEventRingBuffer::ReadNextEvent can loop if ReadElement fails after checkpoint.

Categories

(Core :: Graphics: Canvas2D, defect, P1)

Product:
Core
Component:
Graphics: Canvas2D
Platform:
All
Windows
Type:
defect

Tracking

()

Status:
RESOLVED FIXED
Milestone:
mozilla78
Tracking Flags:
Tracking Status
firefox-esr68 --- disabled
firefox76 --- disabled
firefox77 --- disabled
firefox78 --- fixed

People

(Reporter: bobowen, Assigned: bobowen)

References

Details

Attachments

(1 file)

Bug 1638873: Check buffer is good before reading next event after checkpoint in CanvasEventRingBuffer::ReadNextEvent. r=jrmuizel
(deleted), text/x-phabricator-request
Details

I found this while killing the content process trying to reproduce a different problem.

Pushed by bobowencode@gmail.com: https://hg.mozilla.org/integration/autoland/rev/8e9afbc5d948 Check buffer is good before reading next event after checkpoint in CanvasEventRingBuffer::ReadNextEvent. r=jrmuizel

https://hg.mozilla.org/mozilla-central/rev/8e9afbc5d948

Status: ASSIGNED → RESOLVED
Closed: 4 years ago
status-firefox78: --- → fixed
Resolution: --- → FIXED
Target Milestone: --- → mozilla78
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