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When failure occurs in hotplug_cfd(), need release related resources, or
will cause memory leak.
Signed-off-by: Chen Gang <gang.chen@asianux.com>
Acked-by: Wang YanQing <udknight@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>