build

nvme: fix segfault at nvme_match_devname() #3838

Job	Run time
cross (s390x)	42s
muon minimal static	41s
libnvme (gcc, release)	45s
libnvme (clang, release)	47s
cross (armhf)	41s
cross (ppc64le)	47s
nvme-cli (gcc, debug)	47s
nvme-cli (clang, release)	55s
build libnvme and nvme-cli separately	43s
make static	39s
libnvme (clang, debug)	43s
nvme-cli (gcc, release)	1m 0s
nvme-cli (clang, debug)	54s
libnvme (gcc, debug)	41s
fallback shared libraries	-1s
	10m 44s

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