IFS= would break loops in import_pool(), which would fault
any automatic import
Additionally $ZFS_BOOTFS from cmdline would interfere with find_rootfs()
If many pools were present, same thing could happen across multiple
find_rootfs() runs, so bail out early and clean up in error path
Suggested-by: @nachtgeist
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Closes#11278Closes#11838
55419e0a72