[PATCH 07/30] Ensure seg is nonnull

[email protected] <[email protected]>
Newsgroups dev.linux.lists.lvm-devel
Message-ID <87r5fe6156.wl%[email protected]> 
At Mon, 25 Oct 2010 10:24:14 +0200,
Zdenek Kabelac wrote:
> 
> clang Logic error	Dereference of null pointer
> Make sure we do not try to use NULL seg pointer.
> 
> Signed-off-by: Zdenek Kabelac <[email protected]>

Does |seg| being NULL indicate a more serious problem?  Should we fail rather than making the best of it and carrying on silently?
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