* '2019wk27' of https://github.com/kerolasa/util-linux:
libblkid: fix address sanitizer issues
libblkid: check number of test_blkid_save arguments correctly
include/xalloc: ensure xstrdup() and xstrndup() returns nonnull attribute
libmount: fix potential null pointer dereference
libfdisk: fix variable shadowing
lib/ttyutils: avoid checking same thing twice