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-rw-r--r--sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vnops.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vnops.c b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vnops.c
index 2716c25..d9dacbf 100644
--- a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vnops.c
+++ b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vnops.c
@@ -6250,12 +6250,15 @@ zfs_freebsd_rename(ap)
ASSERT(ap->a_fcnp->cn_flags & (SAVENAME|SAVESTART));
ASSERT(ap->a_tcnp->cn_flags & (SAVENAME|SAVESTART));
- if (fdvp->v_mount == tdvp->v_mount)
+ /*
+ * Check for cross-device rename.
+ */
+ if ((fdvp->v_mount != tdvp->v_mount) ||
+ (tvp && (fdvp->v_mount != tvp->v_mount)))
+ error = EXDEV;
+ else
error = zfs_rename(fdvp, ap->a_fcnp->cn_nameptr, tdvp,
ap->a_tcnp->cn_nameptr, ap->a_fcnp->cn_cred, NULL, 0);
- else
- error = EXDEV;
-
if (tdvp == tvp)
VN_RELE(tdvp);
else
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