On Fri, Jun 06, 2008 at 07:22:25PM +0000, Linux Kernel Mailing List wrote:
quoted text
> @@ -1920,23 +2004,16 @@ sub process {
>  				WARN("kfree(NULL) is safe this check is probabally not required\n" . $hereprev);
>  			}
>  		}
> -# check for needless usb_free_urb() checks
> -		if ($prevline =~ /\bif\s*\(([^\)]*)\)/) {
> -			my $expr = ;
> -			if ($line =~ /\busb_free_urb\(\Q$expr\E\);/) {
> -				WARN("usb_free_urb(NULL) is safe this check is probabally not required\n" . $hereprev);
> -			}
> -		}
>  

I'm curious as to why this check was removed.  Any specific reason?  It
was valid from what I can tell.

thanks,

greg k-h
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