mm: memory_hotplug: fix format string in warnings

The format string in __add_pages and __remove_pages has a typo and prints
e.g., "Misaligned __add_pages start: 0xfc605 end: #fc609" instead of
"Misaligned __add_pages start: 0xfc605 end: 0xfc609" Fix "#%lx" => "%#lx"

Link: https://lkml.kernel.org/r/20230510090758.3537242-1-rick.wertenbroek@gmail.comSigned-off-by: Rick Wertenbroek <rick.wertenbroek@gmail.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Mike Rapoport (IBM) <rppt@kernel.org>
Cc: Oscar Salvador <osalvador@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

mm/memory_hotplug.c

@@ -325,7 +325,7 @@ int __ref __add_pages(int nid, unsigned long pfn, unsigned long nr_pages,
 	}
 
 	if (check_pfn_span(pfn, nr_pages)) {
-		WARN(1, "Misaligned %s start: %#lx end: #%lx\n", __func__, pfn, pfn + nr_pages - 1);
+		WARN(1, "Misaligned %s start: %#lx end: %#lx\n", __func__, pfn, pfn + nr_pages - 1);
 		return -EINVAL;
 	}
 
@@ -525,7 +525,7 @@ void __remove_pages(unsigned long pfn, unsigned long nr_pages,
 	map_offset = vmem_altmap_offset(altmap);
 
 	if (check_pfn_span(pfn, nr_pages)) {
-		WARN(1, "Misaligned %s start: %#lx end: #%lx\n", __func__, pfn, pfn + nr_pages - 1);
+		WARN(1, "Misaligned %s start: %#lx end: %#lx\n", __func__, pfn, pfn + nr_pages - 1);
 		return;
 	}