X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=src%2Favr%2Fao_usb_avr.c;fp=src%2Favr%2Fao_usb_avr.c;h=2ef546c98dc2d4d1f462bb2c042c9c9885a8df85;hb=0b65402361f36a0c722977bcb63edb26fda0db28;hp=9ba407af6f6a3e0f1027f4e5c5e5fa2378bfee6b;hpb=0fa9ce23dd63846337872d6d666a469512614d07;p=fw%2Faltos

diff --git a/src/avr/ao_usb_avr.c b/src/avr/ao_usb_avr.c
index 9ba407af..2ef546c9 100644
--- a/src/avr/ao_usb_avr.c
+++ b/src/avr/ao_usb_avr.c
@@ -480,10 +480,10 @@ ao_usb_putchar(char c) __critical __reentrant
 	ao_usb_in_flushed = 0;
 }
 
-static char
+static int
 _ao_usb_pollchar(void)
 {
-	char c;
+	uint8_t c;
 	uint8_t	intx;
 
 	if (!ao_usb_running)
@@ -517,10 +517,10 @@ _ao_usb_pollchar(void)
 	return c;
 }
 
-char
+int
 ao_usb_pollchar(void)
 {
-	char	c;
+	int	c;
 	cli();
 	c = _ao_usb_pollchar();
 	sei();
@@ -530,7 +530,7 @@ ao_usb_pollchar(void)
 char
 ao_usb_getchar(void) __critical
 {
-	char	c;
+	int	c;
 
 	cli();
 	while ((c = _ao_usb_pollchar()) == AO_READ_AGAIN)