No auto address mapping

.patch

 ext/opcache/shared_alloc_win32.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/ext/opcache/shared_alloc_win32.c b/ext/opcache/shared_alloc_win32.c
index 5207a59812..ab268a510c 100644
--- a/ext/opcache/shared_alloc_win32.c
+++ b/ext/opcache/shared_alloc_win32.c
@@ -310,11 +310,12 @@ static int create_segments(size_t requested_size, zend_shared_segment ***shared_
 		}
 	}
 
+	shared_segment->p = mapping_base = NULL;
 	do {
-		shared_segment->p = mapping_base = MapViewOfFileEx(memfile, FILE_MAP_ALL_ACCESS, 0, 0, 0, *wanted_mapping_base);
 		if (*wanted_mapping_base == NULL) { /* Auto address (NULL) is the last option on the array */
 			break;
 		}
+		shared_segment->p = mapping_base = MapViewOfFileEx(memfile, FILE_MAP_ALL_ACCESS, 0, 0, 0, *wanted_mapping_base);
 		wanted_mapping_base++;
 	} while (!mapping_base);