linux-kernel - [PATCH 1/2] venet-macvlan: correctly remove newline from lower device name

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Date:	Wed, 02 Dec 2009 16:10:26 -0500
From:	Patrick Mullaney <pmullaney@...ell.com>
To:	alacrityvm-devel@...ts.sourceforge.net
Cc:	linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Subject: [PATCH 1/2] venet-macvlan: correctly remove newline from lower device
	name

Signed-off-by: Patrick Mullaney <pmullaney@...ell.com>
---

 kernel/vbus/devices/venet/macvlan.c |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/kernel/vbus/devices/venet/macvlan.c b/kernel/vbus/devices/venet/macvlan.c
index 8724e26..432ff5d 100644
--- a/kernel/vbus/devices/venet/macvlan.c
+++ b/kernel/vbus/devices/venet/macvlan.c
@@ -350,7 +350,11 @@ ll_ifname_store(struct vbus_device *dev, struct vbus_device_attribute *attr,
 	if (priv->dev.vbus.opened)
 		return -EINVAL;
 
-	strncpy(priv->ll_ifname, buf, count-1);
+	memcpy(priv->ll_ifname, buf, count);
+
+	/* remove trailing newline if present */
+	if (priv->ll_ifname[count-1] == '\n')
+		priv->ll_ifname[count-1] = '\0';
 
 	if (priv->mdev.lowerdev) {
 		dev_put(priv->mdev.lowerdev);

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