Coverity finds a number of defects in multipath-tools.
A recent upstream patch series fixes all of them.

df9ccd5 libmultipath (coverity): check return values in dm_get_multipath()
2e61b8f libmultipath (coverity): Revert "setup_map: wait for pending path
checkers to finish"
f455285 libmultipath (coverity): avoid sleeping in dm_mapname()
d770ae2 multipathd (coverity): daemonize(): use dup2
b0f6df5 kpartx: find_unused_loop_device(): add newlines
7c6714e kpartx: use opened loop device immediately
1ffd7c9 kpartx: open /dev/loop-control only once
8c71adc multipathd (coverity): simplify set_oom_adj()
75d580a libmultipath (coverity): set umask before mkstemp
8f6c9fc multipath: remove pointless code from getopt processing
f6e71e8 libmultipath (coverity): silence unchecked return value warning
c9c7db3 multipath, multipathd: exit if bindings file is broken
ed7dc96 libmultipath (coverity): fix tainted values in alua_rtpg.c
5ed05b1 libmultipath: use strbuf in parse_vpd_pg83()
216845c multipath-tools: add tests for broken VPD page 83
d331b8a libmultipath (coverity): improve input checking in parse_vpd_pg83
df63773 libmultipath: strbuf: add __get_strbuf_buf()
544a75d multipathd (coverity): terminate uxlsnr when polls allocation fails
bcb771e multipathd (coverity): check atexit() return value