libfdisk: (dos) fix free part counter

Signed-off-by: Karel Zak <kzak@redhat.com>

diff --git a/libfdisk/src/dos.c b/libfdisk/src/dos.c
index 92dc3b9952c4c8513ff70dacfe422c910798c773..7e2374df915de6d3d64767f0485c054321bdb08e 100644 (file)
--- a/libfdisk/src/dos.c
+++ b/libfdisk/src/dos.c
@@ -1252,7 +1252,7 @@ static int dos_add_partition(
 
        for (i = 0; i < 4; i++) {
                struct dos_partition *p = self_partition(cxt, i);
-               free_primary += is_used_partition(p);
+               free_primary += !is_used_partition(p);
        }
 
        if (!free_primary && cxt->label->nparts_max >= MAXIMUM_PARTS) {