Randy reported this |drivers/usb/phy/phy-am335x-control.c:45:3: error: implicit declaration |of function '__WARN' [-Werror=implicit-function-declaration] and left it as an excercice to figure out that this happens only with CONFIG_BUG=n. As a fix I replace it with WARN_ON(). Acked-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx> Signed-off-by: Sebastian Andrzej Siewior <bigeasy@xxxxxxxxxxxxx> --- drivers/usb/phy/phy-am335x-control.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/usb/phy/phy-am335x-control.c b/drivers/usb/phy/phy-am335x-control.c index 7597545..22cf07d 100644 --- a/drivers/usb/phy/phy-am335x-control.c +++ b/drivers/usb/phy/phy-am335x-control.c @@ -42,8 +42,8 @@ static void am335x_phy_power(struct phy_control *phy_ctrl, u32 id, bool on) reg = AM335X_USB1_CTRL; break; default: - __WARN(); - return; + WARN_ON(1); + return; } val = readl(usb_ctrl->phy_reg + reg); -- 1.8.4.rc2 -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html