linux-kernel - [PATCH 04/25] dynamic_debug: replace strcpy with strlcpy, in ddebug_setup

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Date:	Mon, 25 Jul 2011 15:42:29 -0600
From:	Jim Cromie <jim.cromie@...il.com>
To:	jbaron@...hat.com
Cc:	bvanassche@....org, joe@...ches.com, gregkh@...e.de,
	linux-kernel@...r.kernel.org, gnb@...h.org,
	Jim Cromie <jim.cromie@...il.com>
Subject: [PATCH 04/25] dynamic_debug: replace strcpy with strlcpy, in ddebug_setup_query()

replace strcpy with strlcpy, and add define for the size constant.

Signed-off-by: Jim Cromie <jim.cromie@...il.com>
---
 lib/dynamic_debug.c |    7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c
index a7161db..887940d 100644
--- a/lib/dynamic_debug.c
+++ b/lib/dynamic_debug.c
@@ -506,14 +506,15 @@ int __dynamic_netdev_dbg(struct _ddebug *descriptor,
 }
 EXPORT_SYMBOL(__dynamic_netdev_dbg);
 
-static __initdata char ddebug_setup_string[1024];
+#define BOOT_QUERY_SZ 1024
+static __initdata char ddebug_setup_string[BOOT_QUERY_SZ];
 static __init int ddebug_setup_query(char *str)
 {
-	if (strlen(str) >= 1024) {
+	if (strlen(str) >= BOOT_QUERY_SZ) {
 		pr_warn("ddebug boot param string too large\n");
 		return 0;
 	}
-	strcpy(ddebug_setup_string, str);
+	strlcpy(ddebug_setup_string, str, BOOT_QUERY_SZ);
 	return 1;
 }
 
-- 
1.7.4.1

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