diff --git a/mm/vmscan.c b/mm/vmscan.c
index 3a4a0a81c871..641a6063f375 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -985,13 +985,11 @@ static void folio_check_dirty_writeback(struct folio *folio,
 static struct folio *alloc_demote_folio(struct folio *src,
 		unsigned long private)
 {
+	struct migration_target_control *mtc, target_nid_mtc;
 	struct folio *dst;
-	nodemask_t *allowed_mask;
-	struct migration_target_control *mtc;
 
 	mtc = (struct migration_target_control *)private;
 
-	allowed_mask = mtc->nmask;
 	/*
 	 * make sure we allocate from the target node first also trying to
 	 * demote or reclaim pages from the target node via kswapd if we are
@@ -1001,15 +999,13 @@ static struct folio *alloc_demote_folio(struct folio *src,
 	 * a demotion of cold pages from the target memtier. This can result
 	 * in the kernel placing hot pages in slower(lower) memory tiers.
 	 */
-	mtc->nmask = NULL;
-	mtc->gfp_mask |= __GFP_THISNODE;
-	dst = alloc_migration_target(src, (unsigned long)mtc);
+	target_nid_mtc = *mtc;
+	target_nid_mtc.nmask = NULL;
+	target_nid_mtc.gfp_mask |= __GFP_THISNODE;
+	dst = alloc_migration_target(src, (unsigned long)&target_nid_mtc);
 	if (dst)
 		return dst;
 
-	mtc->gfp_mask &= ~__GFP_THISNODE;
-	mtc->nmask = allowed_mask;
-
 	return alloc_migration_target(src, (unsigned long)mtc);
 }