fs/block_dev.c: use list_for_each_entry()

fs/block_dev.c: Use list_for_each_entry() instead of list_for_each()
in nr_blockdev_pages()

Signed-off-by: Matthias Kaehlcke <matthias.kaehlcke@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/fs/block_dev.c b/fs/block_dev.c
index b3e9bfa748cf99971567913492428524aa847e2b..da5f0515e8eba4dfb4faee5885f5932a4c836fb8 100644 (file)
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -588,12 +588,10 @@ EXPORT_SYMBOL(bdget);
 
 long nr_blockdev_pages(void)
 {
-       struct list_head *p;
+       struct block_device *bdev;
        long ret = 0;
        spin_lock(&bdev_lock);
-       list_for_each(p, &all_bdevs) {
-               struct block_device *bdev;
-               bdev = list_entry(p, struct block_device, bd_list);
+       list_for_each_entry(bdev, &all_bdevs, bd_list) {
                ret += bdev->bd_inode->i_mapping->nrpages;
        }
        spin_unlock(&bdev_lock);