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authormav <mav@FreeBSD.org>2016-10-12 05:45:40 +0000
committermav <mav@FreeBSD.org>2016-10-12 05:45:40 +0000
commitad4ff5b70e76b08587ea26cbc9b16a5cf733d46f (patch)
tree3b75c872d6919f555983b929ea7f9eda316279a9
parent5efe20203026d21468bbd91efa6a490f9963ce0d (diff)
downloadFreeBSD-src-ad4ff5b70e76b08587ea26cbc9b16a5cf733d46f.zip
FreeBSD-src-ad4ff5b70e76b08587ea26cbc9b16a5cf733d46f.tar.gz
MFC r305221: MFV r302992:
7071 lzc_snapshot does not fill in errlist on ENOENT illumos/illumos-gate@25f7d993adbfb3452ac4625b3791670746d35ae3 https://github.com/illumos/illumos-gate/commit/25f7d993adbfb3452ac4625b379167074 6d35ae3 https://www.illumos.org/issues/7071 upstream DLPX-40482 lzc_snapshot does not fill in errlist on ENOENT Reviewed by: Igor Kozhukhov <ikozhukhov@gmail.com> Reviewed by: George Wilson <george.wilson@delphix.com> Reviewed by: Dan Kimmel <dan.kimmel@delphix.com> Approved by: Robert Mustacchi <rm@joyent.com> Author: Matthew Ahrens <mahrens@delphix.com>
-rw-r--r--sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_ioctl.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_ioctl.c b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_ioctl.c
index f1b086f..aea3c9e 100644
--- a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_ioctl.c
+++ b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_ioctl.c
@@ -499,6 +499,14 @@ zfs_secpolicy_write_perms(const char *name, const char *perm, cred_t *cr)
dsl_dataset_t *ds;
dsl_pool_t *dp;
+ /*
+ * First do a quick check for root in the global zone, which
+ * is allowed to do all write_perms. This ensures that zfs_ioc_*
+ * will get to handle nonexistent datasets.
+ */
+ if (INGLOBALZONE(curthread) && secpolicy_zfs(cr) == 0)
+ return (0);
+
error = dsl_pool_hold(name, FTAG, &dp);
if (error != 0)
return (error);
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