btrfs-progs: defrag: cleanup temporary errno value
authorDavid Sterba <dsterba@suse.com>
Mon, 12 Dec 2016 17:22:10 +0000 (18:22 +0100)
committerDavid Sterba <dsterba@suse.com>
Wed, 14 Dec 2016 14:06:36 +0000 (15:06 +0100)
commitcc0a80b8f2fc36ca486ae224a4bea6d3e89917bd
tree5f100d74ab2aaa1162803e7deaffba85c4d7f0a6
parent8e2bd38f2989c76d80c5b21fac3f839fcce24e4d
btrfs-progs: defrag: cleanup temporary errno value

Rename a single letter variable and move the defintion to the scope of
use.

Signed-off-by: David Sterba <dsterba@suse.com>
cmds-filesystem.c