Illumos 5438 - zfs_blkptr_verify should continue after zfs_panic_recover

5438 zfs_blkptr_verify should continue after zfs_panic_recover
Reviewed by: Matthew Ahrens <mahrens@delphix.com>
Reviewed by: George Wilson <george@delphix.com>
Reviewed by: Xin LI <delphij@freebsd.org>
Approved by: Dan McDonald <danmcd@omniti.com>

References:
  https://www.illumos.org/issues/5438
  illumos/illumos-gate@5897eb4

Ported-by: kernelOfTruth kerneloftruth@gmail.com
Signed-off-by: Brian Behlendorf <behlendorf1@llnl.gov>

module/zfs/zio.c

@@ -676,18 +676,20 @@ zfs_blkptr_verify(spa_t *spa, const blkptr_t *bp)
 			zfs_panic_recover("blkptr at %p DVA %u has invalid "
 			    "VDEV %llu",
 			    bp, i, (longlong_t)vdevid);
+			continue;
 		}
 		vd = spa->spa_root_vdev->vdev_child[vdevid];
 		if (vd == NULL) {
 			zfs_panic_recover("blkptr at %p DVA %u has invalid "
 			    "VDEV %llu",
 			    bp, i, (longlong_t)vdevid);
+			continue;
 		}
 		if (vd->vdev_ops == &vdev_hole_ops) {
 			zfs_panic_recover("blkptr at %p DVA %u has hole "
 			    "VDEV %llu",
 			    bp, i, (longlong_t)vdevid);
-
+			continue;
 		}
 		if (vd->vdev_ops == &vdev_missing_ops) {
 			/*