Author: Nicholas Mc Guire <hofrat@osadl.org> event API conformance testing with coccinelle spatches are being used to locate API usage inconsistencies this triggert with: ./drivers/media/platform/s5p-tv/mixer_reg.c:364 incorrect check for negative return Return type of wait_event_timeout is signed long not int and the return type is >=0 always thus the negative check is unnecessary. An appropriately named variable …