From: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Date: Mon, 28 Sep 2009 14:58:32 +0000 (+0400)
Subject: wpan-phy: use snprintf to limit the amount of chars written
X-Git-Tag: v2.6.33-rc1~388^2~486^2~13
X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=375bb0e04b618d0c425b0ea492d16cf71eb94905;p=~shefty%2Frdma-dev.git

wpan-phy: use snprintf to limit the amount of chars written

Use snprintf to limit the amount of chars put in the buffer for attr -> show.

Signed-off-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
---

diff --git a/net/ieee802154/wpan-class.c b/net/ieee802154/wpan-class.c
index a10ae5be6ad..68ccde63155 100644
--- a/net/ieee802154/wpan-class.c
+++ b/net/ieee802154/wpan-class.c
@@ -30,7 +30,7 @@ static ssize_t name ## _show(struct device *dev,			\
 	int ret;							\
 									\
 	mutex_lock(&phy->pib_lock);					\
-	ret = sprintf(buf, format_string "\n", args);			\
+	ret = snprintf(buf, PAGE_SIZE, format_string "\n", args);	\
 	mutex_unlock(&phy->pib_lock);					\
 	return ret;							\
 }