ext4_mballoc_init_cache_error_fix.patch

   1 ext4: Fix ext4_mb_init_cache return error
   2
   3 From: Mingming Cao <cmm@us.ibm.com>
   4
   5 ext4_mb_init_cache() incorrectly always return EIO on success. This
   6 causes the caller of ext4_mb_init_cache() fail when it checks the return
   7 value.
   8
   9 Signed-off-by: Mingming Cao <cmm@us.ibm.com>
  10 Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
  11 ---
  12  fs/ext4/mballoc.c |    1 +
  13  1 file changed, 1 insertion(+)
  14
  15 Index: linux-2.6.26-rc6/fs/ext4/mballoc.c
  16 ===================================================================
  17 --- linux-2.6.26-rc6.orig/fs/ext4/mballoc.c     2008-06-17 10:43:23.000000000 -0700
  18 +++ linux-2.6.26-rc6/fs/ext4/mballoc.c  2008-06-17 10:43:24.000000000 -0700
  19 @@ -803,6 +803,7 @@ static int ext4_mb_init_cache(struct pag
  20                 if (!buffer_uptodate(bh[i]))
  21                         goto out;
  22
  23 +       err = 0;
  24         first_block = page->index * blocks_per_page;
  25         for (i = 0; i < blocks_per_page; i++) {
  26                 int group;