Hi all, After merging the char-misc.current tree, today's linux-next build (arm multi_v7_defconfig) produced this warning: In file included from drivers/base/firmware_loader/main.c:41: drivers/base/firmware_loader/firmware.h:145:12: warning: 'fw_map_paged_buf' defined but not used [-Wunused-function] static int fw_map_paged_buf(struct fw_priv *fw_priv) { return -ENXIO; } ^~~~~~~~~~~~~~~~ drivers/base/firmware_loader/firmware.h:144:12: warning: 'fw_grow_paged_buf' defined but not used [-Wunused-function] static int fw_grow_paged_buf(struct fw_priv *fw_priv, int pages_needed) { return -ENXIO; } ^~~~~~~~~~~~~~~~~ Introduced by commit c8917b8ff09e ("firmware: fix build errors in paged buffer handling code") These need to be inline (as well as static) ... :-( -- Cheers, Stephen Rothwell