PCDGrabberImpl: Add mutex to avoid reentry in trigger()/readAhead() and the resulting race condition. #582
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…nd the resulting race condition.
jspricke
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Mar 29, 2014
PCDGrabberImpl: Add mutex to avoid reentry in trigger()/readAhead() and the resulting race condition.
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I was able to crash software that was working on TAR archives by manually triggering a read in quick succession. The mutex fixes the race condition.