update src/device.c. Correct "rt_device_read()" and "rt_device_write()" comments error. They should return 0 on fail, otherwise negative.
update src/device.c.
Correct "rt_device_read()" and "rt_device_write()" comments error. They should return 0 on fail, otherwise negative.
RT-Thread/rt-thread,nongxiaoming/rt-thread,nongxiaoming/rt-thread,RT-Thread/rt-thread,nongxiaoming/rt-thread,RT-Thread/rt-thread,nongxiaoming/rt-thread,nongxiaoming/rt-thread,nongxiaoming/rt-thread,RT-Thread/rt-thread,RT-Thread/rt-thread,RT-Thread/rt-thread,nongxiaoming/rt-thread,RT-Thread/rt-thread