fsl/sata: Replace sprintf() with snprintf()

Function 'sprintf' does not check buffer boundaries but outputs
to the buffer of fixed size which could potentially cause buffer
overflow. Use a safer function to replace it.

Signed-off-by: Tang Yuantian <Yuantian.Tang@freescale.com>

drivers/block/fsl_sata.c

@@ -113,7 +113,7 @@ int init_sata(int dev)
 	/* Save the private struct to block device struct */
 	sata_dev_desc[dev].priv = (void *)sata;
 
-	sprintf(sata->name, "SATA%d", dev);
+	snprintf(sata->name, 12, "SATA%d", dev);
 
 	/* Set the controller register base address to device struct */
 	reg = (fsl_sata_reg_t *)(fsl_sata_info[dev].sata_reg_base);