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: NMatthias Kaehlcke <matthias.kaehlcke@gmail.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
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