linux-kernel - [PATCH] printk: nmi: Use correct format specifier for size

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Date:	Tue, 29 Dec 2015 11:31:48 +0100
From:	Thierry Reding <thierry.reding@...il.com>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	linux-kernel@...r.kernel.org, Petr Mladek <pmladek@...e.com>
Subject: [PATCH] printk: nmi: Use correct format specifier for size_t

From: Thierry Reding <treding@...dia.com>

The correct format specifier for arguments of type size_t is %zu. Using
anything else is bound to trigger warnings on either 32-bit or 64-bit
builds.

Fixes: 0dcfca2060ee ("printk-nmi-generic-solution-for-safe-printk-in-nmi-v4")
Cc: Andrew Morton <akpm@...ux-foundation.org>
Cc: Petr Mladek <pmladek@...e.com>
Signed-off-by: Thierry Reding <treding@...dia.com>
---
 kernel/printk/nmi.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/printk/nmi.c b/kernel/printk/nmi.c
index 92c61e960c4a..cdee2707a1f2 100644
--- a/kernel/printk/nmi.c
+++ b/kernel/printk/nmi.c
@@ -140,7 +140,7 @@ more:
 	 * @len must only increase.
 	 */
 	if (i && i >= len)
-		pr_err("printk_nmi_flush: internal error: i=%d >= len=%lu\n",
+		pr_err("printk_nmi_flush: internal error: i=%d >= len=%zu\n",
 		       i, len);
 
 	if (!len)
-- 
2.5.0

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