The loopback_test tool hasn't received much love lately. In fact, it has failed to build for the past two years after a scripted EPOLL* conversion.
Newer GCC also started warning for potential string truncation of generated path names; the last two patches addresses that.
Johan
Johan Hovold (3): staging: greybus: loopback_test: fix poll-mask build breakage staging: greybus: loopback_test: fix potential path truncation staging: greybus: loopback_test: fix potential path truncations
drivers/staging/greybus/tools/loopback_test.c | 21 ++++++++++--------- 1 file changed, 11 insertions(+), 10 deletions(-)