IPoIB: Only allow root to change between datagram and connected mode



Change the permissions of the "mode" sysfs attribute to be S_IWUSR
instead of S_IWUGO.

Signed-off-by: Roland Dreier <rolandd@cisco.com>

parent 11282b32

drivers/infiniband/ulp/ipoib/ipoib_cm.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1138,7 +1138,7 @@ static ssize_t set_mode(struct device d, struct device_attribute attr,
		return -EINVAL;
		}

		static DEVICE_ATTR(mode, S_IWUGO \| S_IRUGO, show_mode, set_mode);
		static DEVICE_ATTR(mode, S_IWUSR \| S_IRUGO, show_mode, set_mode);

		int ipoib_cm_add_mode_attr(struct net_device *dev)
		{