Re: [patch] logfs: testing the wrong variable

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On Wed, Apr 21, 2010 at 03:15:22PM +0200, Jörn Engel wrote:

> Did you use a tool to find this?  And if yes, where would I find it? ;)
> 

This is smatch stuff (http://smatch.sf.net).

The problem is that it's a private modification where I made it print 
errors if we pass an ERR_PTR to a function.  After I send out 10 patches 
today that modification will only print false positives... Normally the 
false positives are cases where the function accepts ERR_PTRs as a 
paramater.  I need to kill most of the false positives before I can push 
the change.

The good thing about Smatch is that it's easy to compile, but the bad
thing is that it's false positive heavy.

regards,
dan carpenter

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