mm/vmalloc: fix typo in local variable name

In __purge_vmap_area_lazy(), rename local_pure_list to local_purge_list.

Link: https://lkml.kernel.org/r/20220607105958.382076-4-bhe@redhat.com
Signed-off-by: Baoquan He <bhe@redhat.com>
Reviewed-by: Uladzislau Rezki (Sony) <urezki@gmail.com>
Cc: Christoph Hellwig <hch@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

mm/vmalloc.c

@@ -1669,32 +1669,32 @@ static void purge_fragmented_blocks_allcpus(void);
 static bool __purge_vmap_area_lazy(unsigned long start, unsigned long end)
 {
 	unsigned long resched_threshold;
-	struct list_head local_pure_list;
+	struct list_head local_purge_list;
 	struct vmap_area *va, *n_va;
 
 	lockdep_assert_held(&vmap_purge_lock);
 
 	spin_lock(&purge_vmap_area_lock);
 	purge_vmap_area_root = RB_ROOT;
-	list_replace_init(&purge_vmap_area_list, &local_pure_list);
+	list_replace_init(&purge_vmap_area_list, &local_purge_list);
 	spin_unlock(&purge_vmap_area_lock);
 
-	if (unlikely(list_empty(&local_pure_list)))
+	if (unlikely(list_empty(&local_purge_list)))
 		return false;
 
 	start = min(start,
-		list_first_entry(&local_pure_list,
+		list_first_entry(&local_purge_list,
 			struct vmap_area, list)->va_start);
 
 	end = max(end,
-		list_last_entry(&local_pure_list,
+		list_last_entry(&local_purge_list,
 			struct vmap_area, list)->va_end);
 
 	flush_tlb_kernel_range(start, end);
 	resched_threshold = lazy_max_pages() << 1;
 
 	spin_lock(&free_vmap_area_lock);
-	list_for_each_entry_safe(va, n_va, &local_pure_list, list) {
+	list_for_each_entry_safe(va, n_va, &local_purge_list, list) {
 		unsigned long nr = (va->va_end - va->va_start) >> PAGE_SHIFT;
 		unsigned long orig_start = va->va_start;
 		unsigned long orig_end = va->va_end;