[U-Boot] [PATCH] imx: mx6/7 define CONFIG_SYS_VSNPRINTF

[Peng Fan]

From: Peng Fan <peng.fan at nxp.com>

Define CONFIG_SYS_VSNPRINTF to use snprintf. If not define
CONFIG_SYS_VSNPRINTF, snprintf is sprintf.

Report by Coverity:
pass string init_val of unknown size to sprintf

Signed-off-by: Peng Fan <peng.fan at nxp.com>
Cc: Peter Robinson <pbrobinson at gmail.com>
Cc: Fabio Estevam <fabio.estevam at freescale.com>
Cc: Adrian Alonso <aalonso at freescale.com>
Cc: Stefano Babic <sbabic at denx.de>
---
 include/configs/mx6_common.h | 4 ++++
 include/configs/mx7_common.h | 4 ++++
 2 files changed, 8 insertions(+)

diff --git a/include/configs/mx6_common.h b/include/configs/mx6_common.h
index 1fd7ce3..1a470a4 100644
--- a/include/configs/mx6_common.h
+++ b/include/configs/mx6_common.h
@@ -17,6 +17,10 @@
 #ifndef __MX6_COMMON_H
 #define __MX6_COMMON_H
 
+#ifndef CONFIG_SPL_BUILD
+#define CONFIG_SYS_VSNPRINTF
+#endif
+
 #ifndef CONFIG_MX6UL
 #define CONFIG_ARM_ERRATA_743622
 #define CONFIG_ARM_ERRATA_751472
diff --git a/include/configs/mx7_common.h b/include/configs/mx7_common.h
index d507fb4..505f6cc 100644
--- a/include/configs/mx7_common.h
+++ b/include/configs/mx7_common.h
@@ -13,6 +13,10 @@
 #include <asm/arch/imx-regs.h>
 #include <asm/imx-common/gpio.h>
 
+#ifndef CONFIG_SPL_BUILD
+#define CONFIG_SYS_VSNPRINTF
+#endif
+
 #ifndef CONFIG_MX7
 #define CONFIG_MX7
 #endif
-- 
2.6.2