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>

diff --git a/drivers/block/fsl_sata.c b/drivers/block/fsl_sata.c
index 71d7cec..735708a 100644 (file)
--- a/drivers/block/fsl_sata.c
+++ b/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);