Btrfs: remove some WARN_ONs in the IO failure path

These debugging WARN_ONs make too much console noise during regular
IO failures.  An IO failure will still generate a number of messages
as we verify checksums etc, but these two are not needed.

Signed-off-by: Chris Mason <chris.mason@oracle.com>

1 files changed, 0 insertions, 2 deletions

diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 0ff16d3331da..4b0ea0b80c23 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -848,8 +848,6 @@ struct extent_buffer *read_tree_block(struct btrfs_root *root, u64 bytenr,
 
         if (ret == 0)
                 set_bit(EXTENT_BUFFER_UPTODATE, &buf->bflags);
-        else
-                WARN_ON(1);
         return buf;
 
 }