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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2013-02-27 08:13:45 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-03-11 09:47:13 -0700 |
| commit | 72c1c06d91c54beee35613434a5efdd7e8909302 (patch) | |
| tree | 3201360606bb541f3829a5d0516a68b48bfc632f | |
| parent | a0cdd2e4a96a253c83e8d7856e39b9807805c6c4 (diff) | |
| download | blackbird-op-linux-72c1c06d91c54beee35613434a5efdd7e8909302.tar.gz blackbird-op-linux-72c1c06d91c54beee35613434a5efdd7e8909302.zip | |
wlan-ng: add a bounds check
I'm not sure where these results come from, but it can't hurt to
add a sanity check the array offset. The .results[] array on the
next line has HFA384x_CHINFORESULT_MAX (16) elements.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
| -rw-r--r-- | drivers/staging/wlan-ng/prism2sta.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/staging/wlan-ng/prism2sta.c b/drivers/staging/wlan-ng/prism2sta.c index dc221f2ad227..428a9be25010 100644 --- a/drivers/staging/wlan-ng/prism2sta.c +++ b/drivers/staging/wlan-ng/prism2sta.c @@ -1170,6 +1170,9 @@ static void prism2sta_inf_chinforesults(wlandevice_t *wlandev, result = &inf->info.chinforesult.result[n]; chan = le16_to_cpu(result->chid) - 1; + if (chan < 0 || chan >= HFA384x_CHINFORESULT_MAX) + continue; + chinforesult = &hw->channel_info.results.result[chan]; chinforesult->chid = chan; chinforesult->anl = le16_to_cpu(result->anl); |
