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Diffstat (limited to 'arch/powerpc/xmon/nonstdio.h')
-rw-r--r--arch/powerpc/xmon/nonstdio.h8
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/powerpc/xmon/nonstdio.h b/arch/powerpc/xmon/nonstdio.h
index 2202ec61972c..e8deac6c84e2 100644
--- a/arch/powerpc/xmon/nonstdio.h
+++ b/arch/powerpc/xmon/nonstdio.h
@@ -1,13 +1,13 @@
/* SPDX-License-Identifier: GPL-2.0 */
#define EOF (-1)
-#define printf xmon_printf
-#define putchar xmon_putchar
-
extern void xmon_set_pagination_lpp(unsigned long lpp);
extern void xmon_start_pagination(void);
extern void xmon_end_pagination(void);
extern int xmon_putchar(int c);
extern void xmon_puts(const char *);
extern char *xmon_gets(char *, int);
-extern void xmon_printf(const char *, ...);
+extern __printf(1, 2) void xmon_printf(const char *fmt, ...);
+
+#define printf xmon_printf
+#define putchar xmon_putchar