ieee1394: fix broken signed char assumption.
"ack_code" is assigned (and tested against) negative numbers, but was
declared as "char". Which only works if "char" is signed - which it
necessarily isn't.
So make that signedness assumption specific.
diff --git a/drivers/ieee1394/ieee1394_core.h b/drivers/ieee1394/ieee1394_core.h
index 73bd8ef..0b31429 100644
--- a/drivers/ieee1394/ieee1394_core.h
+++ b/drivers/ieee1394/ieee1394_core.h
@@ -38,8 +38,8 @@
/* These are core internal. */
signed char tlabel;
- char ack_code;
- char tcode;
+ signed char ack_code;
+ unsigned char tcode;
unsigned expect_response:1;
unsigned no_waiter:1;