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authorJoe Gunn <armadefuego@yahoo.com>2011-02-25 02:08:49 -0800
committerJohn W. Linville <linville@tuxdriver.com>2011-02-25 15:33:38 -0500
commit46c2cb8cae87c903caba67eb8afc0f8985832956 (patch)
tree5036be7fc122a52185b12c8c77dcf3b62de4b5b6 /drivers/net/wireless/orinoco/scan.c
parent2973773775ec05d18e4b942a28604120cb15bbf2 (diff)
orinoco: Drop scan results with unknown channels
If the frequency can not be mapped to a channel structure log it and drop it. Signed-off-by: Joseph J. Gunn <armadefuego@yahoo.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/orinoco/scan.c')
-rw-r--r--drivers/net/wireless/orinoco/scan.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/wireless/orinoco/scan.c b/drivers/net/wireless/orinoco/scan.c
index 86cb54c842e..e99ca1c1e0d 100644
--- a/drivers/net/wireless/orinoco/scan.c
+++ b/drivers/net/wireless/orinoco/scan.c
@@ -111,6 +111,11 @@ static void orinoco_add_hostscan_result(struct orinoco_private *priv,
freq = ieee80211_dsss_chan_to_freq(le16_to_cpu(bss->a.channel));
channel = ieee80211_get_channel(wiphy, freq);
+ if (!channel) {
+ printk(KERN_DEBUG "Invalid channel designation %04X(%04X)",
+ bss->a.channel, freq);
+ return; /* Then ignore it for now */
+ }
timestamp = 0;
capability = le16_to_cpu(bss->a.capabilities);
beacon_interval = le16_to_cpu(bss->a.beacon_interv);