[PATCH] uml: request format warnings to GCC for appropriate functions

Add the format attribute to prototypes so GCC warns about improper usage.

Signed-off-by: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Cc: Jeff Dike <jdike@addtoit.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/arch/um/include/tt/tt.h b/arch/um/include/tt/tt.h
index 8085219..acb8356 100644
--- a/arch/um/include/tt/tt.h
+++ b/arch/um/include/tt/tt.h
@@ -19,7 +19,8 @@
 extern int do_proc_op(void *t, int proc_id);
 extern int tracer(int (*init_proc)(void *), void *sp);
 extern void attach_process(int pid);
-extern void tracer_panic(char *format, ...);
+extern void tracer_panic(char *format, ...)
+	__attribute__ ((format (printf, 1, 2)));
 extern void set_init_pid(int pid);
 extern int set_user_mode(void *task);
 extern void set_tracing(void *t, int tracing);