From 9736ebfe39687f2edde9e97fc188f013a31048f6 Mon Sep 17 00:00:00 2001 From: David Kilroy Date: Sat, 21 Aug 2010 12:08:15 +0100 Subject: orinoco: Fix walking past the end of the buffer Fix walking past the end of the bitrate_table array in the case when the loop counter == BITRATE_TABLE_SIZE. Reported by: Denis Kirjanov Signed-off-by: David Kilroy Signed-off-by: John W. Linville --- drivers/net/wireless/orinoco/wext.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) (limited to 'drivers/net/wireless/orinoco/wext.c') diff --git a/drivers/net/wireless/orinoco/wext.c b/drivers/net/wireless/orinoco/wext.c index cf7be1eb6124..93505f93bf97 100644 --- a/drivers/net/wireless/orinoco/wext.c +++ b/drivers/net/wireless/orinoco/wext.c @@ -589,8 +589,15 @@ static int orinoco_ioctl_getrate(struct net_device *dev, /* If the interface is running we try to find more about the current mode */ - if (netif_running(dev)) - err = orinoco_hw_get_act_bitrate(priv, &bitrate); + if (netif_running(dev)) { + int act_bitrate; + int lerr; + + /* Ignore errors if we can't get the actual bitrate */ + lerr = orinoco_hw_get_act_bitrate(priv, &act_bitrate); + if (!lerr) + bitrate = act_bitrate; + } orinoco_unlock(priv, &flags); -- cgit v1.2.3