[PATCH] arm64: traps: Mark __le16, __le32, __user variables properly

Luc Van Oostenryck luc.vanoostenryck at gmail.com
Wed Feb 22 05:00:21 PST 2017


On Tue, Feb 21, 2017 at 11:03:56AM +0000, Will Deacon wrote:
> On Mon, Feb 20, 2017 at 10:33:45PM +0100, Luc Van Oostenryck wrote:
> > It's easy enough to patch sparse to not issue a warning when the
> > override concerns a range (which would be perfect for the situation here),
> > Controlled or not by a new warning flag. But I'm far from convinced
> > that all uses of such "ranged-initialization" is used for default values
> > that may be later overridden.
> 
> How about not warning only when the overridden range covers the entire
> length of the array? The only broken case I can think of that slips
> through the cracks then is if somebody typoed the range so that it
> accidentally covered the whole array and therefore suppressed the override
> warning.
> 
> Will

I like it. Patch is coming.

Luc



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