altos: ao_packet_getchar needs to return 'int' so AO_READ_AGAIN works

[fw/altos] / src / drivers / ao_packet_master.c

diff --git a/src/drivers/ao_packet_master.c b/src/drivers/ao_packet_master.c
index 2354504981d6f09d3b51046d02fab1e300bc6b3a..42a4f5bfd35f064f22aa9cd682aa5295a897fe3b 100644 (file)
--- a/src/drivers/ao_packet_master.c
+++ b/src/drivers/ao_packet_master.c
@@ -17,7 +17,7 @@
 
 #include "ao.h"
 
-static char
+static int
 ao_packet_getchar(void)
 {
        int c;