repair hard fault return bug
repair hard fault return bug

before modify,when exception hook returns true,programs can't return to normal execution flow

ArdaFu/rt-thread,RT-Thread/rt-thread,weety/rt-thread,nongxiaoming/rt-thread,geniusgogo/rt-thread,geniusgogo/rt-thread,geniusgogo/rt-thread,nongxiaoming/rt-thread,RT-Thread/rt-thread,weety/rt-thread,RT-Thread/rt-thread,geniusgogo/rt-thread,ArdaFu/rt-thread,ArdaFu/rt-thread,hezlog/rt-thread,hezlog/rt-thread,ArdaFu/rt-thread,hezlog/rt-thread,nongxiaoming/rt-thread,weety/rt-thread,hezlog/rt-thread,hezlog/rt-thread,nongxiaoming/rt-thread,geniusgogo/rt-thread,weety/rt-thread,nongxiaoming/rt-thread,geniusgogo/rt-thread,ArdaFu/rt-thread,RT-Thread/rt-thread,nongxiaoming/rt-thread,geniusgogo/rt-thread,hezlog/rt-thread,nongxiaoming/rt-thread,weety/rt-thread,ArdaFu/rt-thread,RT-Thread/rt-thread,ArdaFu/rt-thread,RT-Thread/rt-thread,weety/rt-thread,hezlog/rt-thread,RT-Thread/rt-thread,weety/rt-thread