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From: Chen Gang <gang.chen@asianux.com>
To: stas.yakovlev@gmail.com, linville@tuxdriver.com
Cc: linux-wireless@vger.kernel.org, netdev@vger.kernel.org
Subject: [PATCH] drivers/net/wireless/ipw2x00: use strlcpy instead of strncpy
Date: Sat, 05 Jan 2013 21:41:17 +0800	[thread overview]
Message-ID: <50E82D7D.4090107@asianux.com> (raw)


  The fields must be null-terminated, or IPW_DEBUG_ASSOC will cause issue.

Signed-off-by: Chen Gang <gang.chen@asianux.com>
---
 drivers/net/wireless/ipw2x00/ipw2200.c |    6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/net/wireless/ipw2x00/ipw2200.c b/drivers/net/wireless/ipw2x00/ipw2200.c
index 844f201..c85261b 100644
--- a/drivers/net/wireless/ipw2x00/ipw2200.c
+++ b/drivers/net/wireless/ipw2x00/ipw2200.c
@@ -5558,7 +5558,7 @@ static int ipw_find_adhoc_network(struct ipw_priv *priv,
 			    min(network->ssid_len, priv->essid_len)))) {
 			char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
 
-			strncpy(escaped,
+			strlcpy(escaped,
 				print_ssid(ssid, network->ssid,
 					   network->ssid_len),
 				sizeof(escaped));
@@ -5771,7 +5771,7 @@ static int ipw_best_network(struct ipw_priv *priv,
 		     memcmp(network->ssid, priv->essid,
 			    min(network->ssid_len, priv->essid_len)))) {
 			char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
-			strncpy(escaped,
+			strlcpy(escaped,
 				print_ssid(ssid, network->ssid,
 					   network->ssid_len),
 				sizeof(escaped));
@@ -5788,7 +5788,7 @@ static int ipw_best_network(struct ipw_priv *priv,
 	 * testing everything else. */
 	if (match->network && match->network->stats.rssi > network->stats.rssi) {
 		char escaped[IW_ESSID_MAX_SIZE * 2 + 1];
-		strncpy(escaped,
+		strlcpy(escaped,
 			print_ssid(ssid, network->ssid, network->ssid_len),
 			sizeof(escaped));
 		IPW_DEBUG_ASSOC("Network '%s (%pM)' excluded because "
-- 
1.7.10.4

             reply	other threads:[~2013-01-05 13:40 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-01-05 13:41 Chen Gang [this message]
2013-01-05 14:42 ` [PATCH] drivers/net/wireless/ipw2x00: use strlcpy instead of strncpy Joe Perches
2013-01-07  2:49   ` Chen Gang
2013-01-07  2:57     ` Chen Gang F T
2013-01-07  3:19     ` Joe Perches
2013-01-07  3:42       ` Chen Gang F T
2013-01-07  4:49       ` [RFC PATCH] vsprintf: Add %p*D extension for 80211 SSIDs Joe Perches
2013-01-07  6:07         ` Chen Gang
2013-01-07  6:37           ` Joe Perches
2013-01-07  6:58             ` Chen Gang
2013-01-07  7:47         ` Johannes Berg
2013-01-07 17:22           ` Joe Perches
2013-01-08  2:57             ` Chen Gang
2013-01-08  3:11               ` Joe Perches
2013-01-08  3:20                 ` Chen Gang

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