X-Git-Url: https://git.reactos.org/?p=reactos.git;a=blobdiff_plain;f=reactos%2Flib%2Ffslib%2Fvfatlib%2Fvfatlib.c;h=c2cef5879c7b93b7b1d89049bc7f619202327b99;hp=306940b39e2eb5647f48e99f2877ae8cafd6508e;hb=76aa33bda1230b8750eb36be5ed26f5f461c6f1d;hpb=665981088f34884f36f28af59b281c67cb136ab6

diff --git a/reactos/lib/fslib/vfatlib/vfatlib.c b/reactos/lib/fslib/vfatlib/vfatlib.c
index 306940b39e2..c2cef5879c7 100644
--- a/reactos/lib/fslib/vfatlib/vfatlib.c
+++ b/reactos/lib/fslib/vfatlib/vfatlib.c
@@ -49,7 +49,7 @@ VfatFormat(IN PUNICODE_STRING DriveRoot,
                                NULL);
 
     Status = NtOpenFile(&FileHandle,
-                        FILE_GENERIC_READ | FILE_GENERIC_WRITE,
+                        FILE_GENERIC_READ | FILE_GENERIC_WRITE | SYNCHRONIZE,
                         &ObjectAttributes,
                         &Iosb,
                         FILE_SHARE_READ,