Messages in this thread | | | Subject | Re: [PATCH] nl80211: avoid "wdev_id may be used uninitialized" | From | Johannes Berg <> | Date | Wed, 30 Jan 2013 08:57:59 +0100 |
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On Tue, 2013-01-29 at 17:11 -0700, Stephen Warren wrote: > From: Stephen Warren <swarren@nvidia.com> > > Silence the following: > net/wireless/nl80211.c: In function '__cfg80211_wdev_from_attrs.clone.119': > net/wireless/nl80211.c:57:6: warning: 'wdev_id' may be used uninitialized in this function > > ... by always initializing wdev_id to zero. I assume that wiphy_idx and > ifidx are set to -1 for similar reasons, so this change simply propagates > the same workaround. > > In practice, this warning is false, since wdev_id is both set and used > under the condition if (have_wdev_id). However, at least my compiler > can't be coerced into realizing this; almost any code between the if > blocks that set and use the variable causes this warning.
I don't see this warning? What compiler are you using?
johannes
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