Re: [GIT PULL] Btrfs fixes and features

From: Linus Torvalds
Date: Fri Mar 30 2012 - 15:54:25 EST

On Fri, Mar 30, 2012 at 12:50 PM, Linus Torvalds
<torvalds@xxxxxxxxxxxxxxxxxxxx> wrote:
> This causes a new warning for me:
>  fs/btrfs/extent_io.c: In function ‘repair_eb_io_failure’:
>  fs/btrfs/extent_io.c:1940:6: warning: ‘ret’ may be used
> uninitialized in this function
> Hmm?

Ok, so presumably num_pages (which is "num_extent_pages(eb->start,
eb->len)") cannot be zero, so I guess the code is ok. But gcc can't
know that, and it's an annoying warning.

So please fix, but it's not urgent. In the meantime I've pulled and pushed out.

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