[U-Boot] [PATCH v4 02/27] env: allow flash and nand env driver to compile together

[Rajesh Bhagat]

Define env_ptr as static in flash and nand env driver to
allow these to compile together.

Signed-off-by: Rajesh Bhagat <rajesh.bhagat at nxp.com>
---
Change in v4: None

Change in v3:
 - Merged env nand specific patches to remove compilation warning

Change in v2: None

 env/flash.c           | 4 ++--
 env/nand.c            | 6 ++----
 include/environment.h | 1 -
 3 files changed, 4 insertions(+), 7 deletions(-)

diff --git a/env/flash.c b/env/flash.c
index 32236c716e..33b199f05b 100644
--- a/env/flash.c
+++ b/env/flash.c
@@ -45,13 +45,13 @@ DECLARE_GLOBAL_DATA_PTR;
 #endif
 
 #ifdef ENV_IS_EMBEDDED
-env_t *env_ptr = &environment;
+static env_t *env_ptr = &environment;
 
 static __maybe_unused env_t *flash_addr = (env_t *)CONFIG_ENV_ADDR;
 
 #else /* ! ENV_IS_EMBEDDED */
 
-env_t *env_ptr = (env_t *)CONFIG_ENV_ADDR;
+static env_t *env_ptr = (env_t *)CONFIG_ENV_ADDR;
 static __maybe_unused env_t *flash_addr = (env_t *)CONFIG_ENV_ADDR;
 #endif /* ENV_IS_EMBEDDED */
 
diff --git a/env/nand.c b/env/nand.c
index 3698e68957..29eda66fad 100644
--- a/env/nand.c
+++ b/env/nand.c
@@ -40,11 +40,9 @@
 #endif
 
 #if defined(ENV_IS_EMBEDDED)
-env_t *env_ptr = &environment;
+static env_t *env_ptr = &environment;
 #elif defined(CONFIG_NAND_ENV_DST)
-env_t *env_ptr = (env_t *)CONFIG_NAND_ENV_DST;
-#else /* ! ENV_IS_EMBEDDED */
-env_t *env_ptr;
+static env_t *env_ptr = (env_t *)CONFIG_NAND_ENV_DST;
 #endif /* ENV_IS_EMBEDDED */
 
 DECLARE_GLOBAL_DATA_PTR;
diff --git a/include/environment.h b/include/environment.h
index 5e90f157e8..7da1291d5b 100644
--- a/include/environment.h
+++ b/include/environment.h
@@ -157,7 +157,6 @@ extern env_t environment;
 #endif /* ENV_IS_EMBEDDED */
 
 extern const unsigned char default_environment[];
-extern env_t *env_ptr;
 
 #if defined(CONFIG_NEEDS_MANUAL_RELOC)
 extern void env_reloc(void);
-- 
2.17.1