serial8250-em: Convert to devm_* managed helpers
authorLaurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Fri, 26 Jul 2013 14:22:02 +0000 (16:22 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 26 Jul 2013 23:20:24 +0000 (16:20 -0700)
Replace kzalloc and clk_get by their managed counterparts to simplify
error and cleanup paths.

Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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