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chaos.proton@gmail.com
fad2648157
components/rtgui_win: check the return value of overlapFunc
overlapFunc will return RTGUI_REGION_STATUS_FAILURE in some circumstance(OOM etc), check it and return error if any thing goes wrong. It prevents garbage values crashing the system. Please ignore the eol diff noise. git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1802 bbd45198-f89e-11dd-88c7-29a3b14d5316
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