Fix One More Comment

Author: mmarjieh

mlir/lib/Dialect/SCF/Transforms/ParallelForToNestedFors.cpp

@@ -27,11 +27,10 @@ FailureOr<scf::LoopNest>
 mlir::scf::parallelForToNestedFors(RewriterBase &rewriter,
                                    scf::ParallelOp parallelOp) {
 
-  if (!parallelOp.getResults().empty()) {
-    parallelOp->emitError("Currently scf.parallel to scf.for conversion "
-                          "doesn't support scf.parallel with results.");
-    return failure();
-  }
+  if (!parallelOp.getResults().empty())
+    return rewriter.notifyMatchFailure(
+        parallelOp, "Currently scf.parallel to scf.for conversion doesn't "
+                    "support scf.parallel with results.");
 
   rewriter.setInsertionPoint(parallelOp);