linux-kernel - [PATCH v1 1/1] lib/vsprintf: define special_hex_number_unsigned

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Message-Id: <1452774889-84863-1-git-send-email-andriy.shevchenko@linux.intel.com>
Date:	Thu, 14 Jan 2016 14:34:49 +0200
From:	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:	Rasmus Villemoes <linux@...musvillemoes.dk>,
	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org
Cc:	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Subject: [PATCH v1 1/1] lib/vsprintf: define special_hex_number_unsigned_long()

Define a macro for convenient use with values of unsigned long type.

The value in symbol_string() is type of unsigned long. Use it instead of void *
when getting sizeof() of it.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
 lib/vsprintf.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index 3c8e563..0af7cf1 100644
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -529,6 +529,9 @@ char *special_hex_number(char *buf, char *end, unsigned long long num, int size)
 	return number(buf, end, num, spec);
 }
 
+#define special_hex_number_unsigned_long(buf, end, n) \
+	special_hex_number(buf, end, (unsigned long)n, sizeof(unsigned long))
+
 static void move_right(char *buf, char *end, unsigned len, unsigned spaces)
 {
 	size_t size;
@@ -684,7 +687,7 @@ char *symbol_string(char *buf, char *end, void *ptr,
 
 	return string(buf, end, sym, spec);
 #else
-	return special_hex_number(buf, end, value, sizeof(void *));
+	return special_hex_number_unsigned_long(buf, end, value);
 #endif
 }
 
@@ -1446,7 +1449,7 @@ char *clock(char *buf, char *end, struct clk *clk, struct printf_spec spec,
 #ifdef CONFIG_COMMON_CLK
 		return string(buf, end, __clk_get_name(clk), spec);
 #else
-		return special_hex_number(buf, end, (unsigned long)clk, sizeof(unsigned long));
+		return special_hex_number_unsigned_long(buf, end, clk);
 #endif
 	}
 }
-- 
2.6.4