UBUNTU: Ubuntu-4.10.0-37.41

[mirror_ubuntu-zesty-kernel.git] / fs / buffer.c

diff --git a/fs/buffer.c b/fs/buffer.c
index d21771fcf7d345ab4299cb7fa25881ffcc61ef52..0e87401cf33535b03a1d2aa9da6e919d8a56a906 100644 (file)
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -1660,7 +1660,7 @@ void clean_bdev_aliases(struct block_device *bdev, sector_t block, sector_t len)
                        head = page_buffers(page);
                        bh = head;
                        do {
-                               if (!buffer_mapped(bh))
+                               if (!buffer_mapped(bh) || (bh->b_blocknr < block))
                                        goto next;
                                if (bh->b_blocknr >= block + len)
                                        break;