Author: avg
Date: Mon May 25 11:30:36 2015
New Revision: 283518
URL: https://svnweb.freebsd.org/changeset/base/283518

Log:
  MFC r282632: MFV r282630: 5809 Blowaway full receive in v1 pool causes kernel 
panic

Modified:
  stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dmu_send.c
Directory Properties:
  stable/9/sys/   (props changed)
  stable/9/sys/cddl/contrib/opensolaris/   (props changed)

Modified: stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dmu_send.c
==============================================================================
--- stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dmu_send.c  Mon May 
25 10:51:40 2015        (r283517)
+++ stable/9/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/dmu_send.c  Mon May 
25 11:30:36 2015        (r283518)
@@ -996,7 +996,8 @@ dmu_recv_begin_sync(void *arg, dmu_tx_t 
                }
                dsobj = dsl_dataset_create_sync(ds->ds_dir, recv_clone_name,
                    snap, crflags, drba->drba_cred, tx);
-               dsl_dataset_rele(snap, FTAG);
+               if (drba->drba_snapobj != 0)
+                       dsl_dataset_rele(snap, FTAG);
                dsl_dataset_rele(ds, FTAG);
        } else {
                dsl_dir_t *dd;
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