i2c: at91: fix compilation warning

This patch fixes the following warning:
drivers/i2c/busses/i2c-at91.c: In function ‘at91_twi_get_driver_data’:
drivers/i2c/busses/i2c-at91.c:411:3: warning: return discards ‘const’ qualifier from pointer target type [enabled by default]

Signed-off-by: Ludovic Desroches <ludovic.desroches@atmel.com>
Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>

diff --git a/drivers/i2c/busses/i2c-at91.c b/drivers/i2c/busses/i2c-at91.c
index c02bf208084f0a52cbb08548a36cece9c0ca3fb9..511bd756f280d10cb8794526a44e09e899b567c6 100644 (file)
--- a/drivers/i2c/busses/i2c-at91.c
+++ b/drivers/i2c/busses/i2c-at91.c
@@ -413,7 +413,7 @@ static struct at91_twi_pdata * __devinit at91_twi_get_driver_data(
                match = of_match_node(atmel_twi_dt_ids, pdev->dev.of_node);
                if (!match)
                        return NULL;
-               return match->data;
+               return (struct at91_twi_pdata *)match->data;
        }
        return (struct at91_twi_pdata *) platform_get_device_id(pdev)->driver_data;
 }