serial S3: fix local structure malloc

[Juergen Beisert]

Patch 2c5404651091e985c9009aa417d80fdaf50d7a68 introduces a private structure
for the S3C based UARTs but still reserves the memory for the smaller
structure which fails at runtime.
    
Signed-off-by: Juergen Beisert <jbe at pengutronix.de>

diff --git a/drivers/serial/serial_s3c.c b/drivers/serial/serial_s3c.c
index a5fd4ee..2bdc1df 100644
--- a/drivers/serial/serial_s3c.c
+++ b/drivers/serial/serial_s3c.c
@@ -153,7 +153,7 @@ static int s3c_serial_probe(struct device_d *dev)
 	struct s3c_uart *priv;
 	struct console_device *cdev;
 
-	priv = xzalloc(sizeof(struct console_device));
+	priv = xzalloc(sizeof(struct s3c_uart));
 	cdev = &priv->cdev;
 	priv->regs = dev_request_mem_region(dev, 0);
 	dev->priv = priv;

-- 
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