git: usr.bin/undo: Add missing error propagation

[Tomohiro Kusumi]

commit 64136c34bf0fb53d279b493f7e490673dd88857b
Author: Tomohiro Kusumi <kusumi.tomohiro at gmail.com>
Date:   Sun Sep 27 19:04:06 2015 +0900

    usr.bin/undo: Add missing error propagation
    
    collect_dir_history() needs to update *errorp with result of
    collect_history() which is result of ioctl().

Summary of changes:
 usr.bin/undo/undo.c | 1 +
 1 file changed, 1 insertion(+)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/64136c34bf0fb53d279b493f7e490673dd88857b


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