[PATCH] block_dev.c mutex_lock_nested() fix
In the case below we are locking the whole disk not a partition. This change simply brings the code in line with the piece above where when we are the 'first' opener, and we are a partition. Signed-off-by: NJason Baron <jbaron@redhat.com> Acked-by: NPeter Zijlstra <a.p.zijlstra@chello.nl> Signed-off-by: NAndrew Morton <akpm@osdl.org> Signed-off-by: NLinus Torvalds <torvalds@osdl.org>
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