linux-kernel - [PATCH 03/26] dynamic_debug: replace strcpy with strlcpy, in ddebug_setup

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <1316642115-20029-4-git-send-email-jim.cromie@gmail.com>
Date:	Wed, 21 Sep 2011 15:54:52 -0600
From:	jim.cromie@...il.com
To:	jbaron@...hat.com
Cc:	joe@...ches.com, bart.vanassche@...il.com, greg@...ah.com,
	linux-kernel@...r.kernel.org, Jim Cromie <jim.cromie@...il.com>
Subject: [PATCH 03/26] dynamic_debug: replace strcpy with strlcpy, in ddebug_setup_query()

From: Jim Cromie <jim.cromie@...il.com>

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

Signed-off-by: Jim Cromie <jim.cromie@...il.com>
---
 lib/dynamic_debug.c |    8 +++++---
 1 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c
index f2fb0c0..6372b18 100644
--- a/lib/dynamic_debug.c
+++ b/lib/dynamic_debug.c
@@ -516,14 +516,16 @@ EXPORT_SYMBOL(__dynamic_netdev_dbg);
 
 #endif
 
-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;
 }
 
-- 
1.7.4.4

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/