On Tue, Jul 28, 2015 at 10:41:11AM +0530, Vasanthakumar Thiagarajan wrote:
> On Tuesday 28 July 2015 12:52 AM, John W. Linville wrote:
> >In ath10k_monitor_vdev_start, chandef is initialized to NULL and then
> >channel is immediately thereafter initialized to chandef->chan (i.e.
> >NULL->chan). This appears to be some sort of cut-n-paste error, since
> >the same assignment is done later (i.e. after chandef has been properly
> >assigned to a non-NULL value). So, let's just remove this "brown paper
> >bag" typo/thinko... :-)
> >
> >Coverity CID #1309505
> >
> >Signed-off-by: John W. Linville <linville@xxxxxxxxxxxxx>
> >---
> > drivers/net/wireless/ath/ath10k/mac.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> >diff --git a/drivers/net/wireless/ath/ath10k/mac.c b/drivers/net/wireless/ath/ath10k/mac.c
> >index c9a7d5b5dffc..2823222dea92 100644
> >--- a/drivers/net/wireless/ath/ath10k/mac.c
> >+++ b/drivers/net/wireless/ath/ath10k/mac.c
> >@@ -836,7 +836,7 @@ static inline int ath10k_vdev_setup_sync(struct ath10k *ar)
> > static int ath10k_monitor_vdev_start(struct ath10k *ar, int vdev_id)
> > {
> > struct cfg80211_chan_def *chandef = NULL;
> >- struct ieee80211_channel *channel = chandef->chan;
> >+ struct ieee80211_channel *channel;
> > struct wmi_vdev_start_request_arg arg = {};
> > int ret = 0;
> >
>
> There is a similar change integrated recently,
> https://github.com/kvalo/ath/commit/19be9e9a7ac7e6050eab426283d2a87593cf6e82
OK. I don't see much point in the NULL assignment for channel, but the main
point is to avoide the chandef->chan part.
John
--
John W. Linville Someday the world will need a hero, and you
linville@xxxxxxxxxxxxx might be all we have. Be ready.
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