From ff7de3b4d32b64acb609af8a4e6e0b640dbd2973 Mon Sep 17 00:00:00 2001 From: John Baldwin Date: Thu, 30 May 2024 05:44:55 -0700 Subject: [PATCH] nextboot: Permit ZFS boot filesystems mounted at the pool's root This restores nextboot -k on ZFS setups where /boot is on the root dataset of a pool. Reviewed by: jrtc27, glebius Fixes: 0c3ade2cf13d nextboot: fix nextboot -k on ZFS Sponsored by: Chelsio Communications Differential Revision: https://reviews.freebsd.org/D45306 --- sbin/reboot/reboot.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/sbin/reboot/reboot.c b/sbin/reboot/reboot.c index 1b806a90de1d..c6b0e0980c88 100644 --- a/sbin/reboot/reboot.c +++ b/sbin/reboot/reboot.c @@ -134,9 +134,9 @@ write_nextboot(const char *fn, const char *env, bool force) if (zfs) { char *slash; - if ((slash = strchr(sfs.f_mntfromname, '/')) == NULL) - E("Can't find ZFS pool name in %s", sfs.f_mntfromname); - *slash = '\0'; + slash = strchr(sfs.f_mntfromname, '/'); + if (slash != NULL) + *slash = '\0'; zfsbootcfg(sfs.f_mntfromname, force); }