diff --git a/[refs] b/[refs]
index bc1b13205a30..ed384ffca9ad 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: e14ee40bece891b5edccdd514112999ec423a448
+refs/heads/master: 9c2e0a6d2f7b7c76e0cbc42a8da99fd732f0fdfa
diff --git a/trunk/drivers/net/can/at91_can.c b/trunk/drivers/net/can/at91_can.c
index 5358d7059211..716f22bf3d2f 100644
--- a/trunk/drivers/net/can/at91_can.c
+++ b/trunk/drivers/net/can/at91_can.c
@@ -186,17 +186,17 @@ static struct can_bittiming_const at91_bittiming_const = {
 	.brp_inc	= 1,
 };
 
-static inline int get_tx_next_mb(const struct at91_priv *priv)
+static inline unsigned int get_tx_next_mb(const struct at91_priv *priv)
 {
 	return (priv->tx_next & AT91_NEXT_MB_MASK) + AT91_MB_TX_FIRST;
 }
 
-static inline int get_tx_next_prio(const struct at91_priv *priv)
+static inline unsigned int get_tx_next_prio(const struct at91_priv *priv)
 {
 	return (priv->tx_next >> AT91_NEXT_PRIO_SHIFT) & 0xf;
 }
 
-static inline int get_tx_echo_mb(const struct at91_priv *priv)
+static inline unsigned int get_tx_echo_mb(const struct at91_priv *priv)
 {
 	return (priv->tx_echo & AT91_NEXT_MB_MASK) + AT91_MB_TX_FIRST;
 }