usb_serial.c: Avoid inline error

We've got with -Winline: usb_serial.c:761:13: error: inlining failed in call to 'usb_wait_in_ready': call is unlikely and code size would grow [-Werror=inline] We want to inline this in the USB ISR. So let's force it and prevent the error.
Traumflug · Jul 20, 2017 · f4d1a6a · f4d1a6a
1 parent a88bf4e
commit f4d1a6a
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/usb_serial.c b/usb_serial.c
@@ -757,6 +757,7 @@ ISR(USB_GEN_vect)
 
 
 // Misc functions to wait for ready and send/receive packets
+static void usb_wait_in_ready(void) __attribute__ ((always_inline));
 inline void usb_wait_in_ready(void)
 {
 	while (!(UEINTX & (1<<TXINI))) ;