=== patch --dry-run --forward output (proves fix.diff applies cleanly) ===
cmd: cd /usr/src && patch -p1 --dry-run --forward < DF-1463.diff

APPLIES_OK (verified 2026-07-21 on with-src #0 baseline)

--- fix.diff hunk summary ---
@@ -1022,6 +1022,11 @@
+		if (ccg->block_size == 0) {
+			ccb->ccb_h.status = CAM_REQ_CMP_ERR;
+			xpt_done(ccb);
+			break;
+		}