can: at91_can: let get_tx_* functions return unsigned int
authorMarc Kleine-Budde <mkl@pengutronix.de>
Tue, 3 May 2011 15:47:55 +0000 (17:47 +0200)
committerMarc Kleine-Budde <mkl@pengutronix.de>
Mon, 6 Jun 2011 09:00:10 +0000 (11:00 +0200)
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>

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