Work towards allowing larger internal bitmaps in version1 superblocks.

[thirdparty/mdadm.git] / Grow.c

diff --git a/Grow.c b/Grow.c
index d669a4e2465495a851ca1acb65c771ceac91f72d..e218eb1ec39f1ccbe54354e8f412134068a1b99b 100644 (file)
--- a/Grow.c
+++ b/Grow.c
@@ -290,10 +290,15 @@ int Grow_addbitmap(char *devname, int fd, char *file, int chunk, int delay, int
                                if (fd2 < 0)
                                        continue;
                                if (st->ss->load_super(st, fd2, &super, NULL)==0) {
-                                       st->ss->add_internal_bitmap(st, super,
+                                       if (st->ss->add_internal_bitmap(st, super,
                                                                    chunk, delay, write_behind,
-                                                                   bitmapsize, 0, major);
-                                       st->ss->write_bitmap(st, fd2, super);
+                                                                       bitmapsize, 0, major))
+                                               st->ss->write_bitmap(st, fd2, super);
+                                       else {
+                                               fprintf(stderr, Name ": failed to create internal bitmap - chunksize problem.\n");
+                                               close(fd2);
+                                               return 1;
+                                       }
                                }
                                close(fd2);
                        }