Re: [RFC] block: remove never-modified global variable

[Brian Norris]

On Tue, May 19, 2015 at 10:55:32AM -0700, Brian Norris wrote:
> On Tue, May 19, 2015 at 10:34:56AM +0300, Boaz Harrosh wrote:
> > boaz> So by this stage res can only be == 0. So we should just do:
> > 
> >  	if (err)
> > 	/* The partition is unrecognized. So report I/O errors if there were any */
> > -		res = err;
> 
> ^^ You don't want to kill this line, since we still return ERR_PRT(res).
> But otherwise, I think you're right.
> 
> > -	if (res) {
> > -		strlcat(state->pp_buf,
> > -			" unable to read partition table\n", PAGE_SIZE);
> > -		printk(KERN_INFO "%s", state->pp_buf);
> > -	}
> > +		printk(KERN_INFO "%s unable to read partition table\n",
> > +		       state->pp_buf);
> >  
> >  	free_page((unsigned long)state->pp_buf);
> >  	free_partitions(state);
> >  	return ERR_PTR(res);

Or rather, just make the above line:

	return ERR_PTR(err);

> >  }

Brian
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