[PATCH] make 1-bit bitfields unsigned

Keeps sparse happy.

Signed-of-by: Mariusz Kozlowski <m.kozlowski@tuxland.pl>
Cc: Russell King <rmk@arm.linux.org.uk>
Cc: Mauro Carvalho Chehab <mchehab@infradead.org>
Acked-by: Karsten Keil <kkeil@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/drivers/isdn/hisax/isdnhdlc.h b/drivers/isdn/hisax/isdnhdlc.h
index 2693159..5655b5f 100644
--- a/drivers/isdn/hisax/isdnhdlc.h
+++ b/drivers/isdn/hisax/isdnhdlc.h
@@ -41,10 +41,10 @@
 	unsigned char shift_reg;
 	unsigned char ffvalue;
 
-	int data_received:1; 	// set if transferring data
-	int dchannel:1; 	// set if D channel (send idle instead of flags)
-	int do_adapt56:1; 	// set if 56K adaptation
-        int do_closing:1; 	// set if in closing phase (need to send CRC + flag
+	unsigned int data_received:1; 	// set if transferring data
+	unsigned int dchannel:1; 	// set if D channel (send idle instead of flags)
+	unsigned int do_adapt56:1; 	// set if 56K adaptation
+	unsigned int do_closing:1; 	// set if in closing phase (need to send CRC + flag
 };