From: Dan Carpenter Date: Wed, 18 Apr 2012 06:48:59 +0000 (+0300) Subject: Staging: wlan-ng: off by one in prism2mgmt_scan_results() X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=bb46f130a033ed812ccc24f5fd4f34648650d240;p=linux-beck.git Staging: wlan-ng: off by one in prism2mgmt_scan_results() Count is used to cap "req->bssindex.data" which is used as an offset into the hw->scanresults->info.hscanresult.result[] array. The array has only HFA384x_SCANRESULT_MAX (31) elements so the 32 is off by one. Signed-off-by: Dan Carpenter Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/staging/wlan-ng/prism2mgmt.c b/drivers/staging/wlan-ng/prism2mgmt.c index c3bb05dd744f..4efa9bc0fcf0 100644 --- a/drivers/staging/wlan-ng/prism2mgmt.c +++ b/drivers/staging/wlan-ng/prism2mgmt.c @@ -380,8 +380,8 @@ int prism2mgmt_scan_results(wlandevice_t *wlandev, void *msgp) } count = (hw->scanresults->framelen - 3) / 32; - if (count > 32) - count = 32; + if (count > HFA384x_SCANRESULT_MAX) + count = HFA384x_SCANRESULT_MAX; if (req->bssindex.data >= count) { pr_debug("requested index (%d) out of range (%d)\n",