X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=src%2Fstm%2Fao_usb_stm.c;h=9379e5cd62efd19a8cdf994669fa171be0a9f11b;hb=760b1f02c178c600226f39b5e66d8cbadbf4a29b;hp=d93a0c174c16a7a851669241fa98fbd68083d2d9;hpb=f221c78e6237e0a118ebe85c25e433fe16a7735d;p=fw%2Faltos

diff --git a/src/stm/ao_usb_stm.c b/src/stm/ao_usb_stm.c
index d93a0c17..9379e5cd 100644
--- a/src/stm/ao_usb_stm.c
+++ b/src/stm/ao_usb_stm.c
@@ -873,10 +873,10 @@ _ao_usb_out_recv(void)
 	ao_usb_set_stat_rx(AO_USB_OUT_EPR, STM_USB_EPR_STAT_RX_VALID);
 }
 
-static char
+static int
 _ao_usb_pollchar(void)
 {
-	char c;
+	uint8_t c;
 
 	if (!ao_usb_running)
 		return AO_READ_AGAIN;
@@ -896,10 +896,10 @@ _ao_usb_pollchar(void)
 	return c;
 }
 
-char
+int
 ao_usb_pollchar(void)
 {
-	char	c;
+	int	c;
 	ao_arch_block_interrupts();
 	c = _ao_usb_pollchar();
 	ao_arch_release_interrupts();
@@ -909,7 +909,7 @@ ao_usb_pollchar(void)
 char
 ao_usb_getchar(void)
 {
-	char	c;
+	int	c;
 
 	ao_arch_block_interrupts();
 	while ((c = _ao_usb_pollchar()) == AO_READ_AGAIN)