env: solve compilation error in SPL

Solve compilation issue when cli_simple.o is used in SPL
and CONFIG_SPL_ENV_SUPPORT is not defined.

env/built-in.o:(.data.env_htab+0xc): undefined reference to `env_flags_validate'
u-boot/scripts/Makefile.spl:384: recipe for target 'spl/u-boot-spl' failed
make[2]: *** [spl/u-boot-spl] Error 1
u-boot/Makefile:1649: recipe for target 'spl/u-boot-spl' failed
make[1]: *** [spl/u-boot-spl] Error 2

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>

diff --git a/env/common.c b/env/common.c
index 324502ed82924576c21ebc09e79e6c5c168b3bd2..bd340fe9d52d7bdfb62d68c83ceca6954ccf27ae 100644 (file)
--- a/env/common.c
+++ b/env/common.c
@@ -23,7 +23,10 @@ DECLARE_GLOBAL_DATA_PTR;
 #include <env_default.h>
 
 struct hsearch_data env_htab = {
+#if CONFIG_IS_ENABLED(ENV_SUPPORT)
+       /* defined in flags.c, only compile with ENV_SUPPORT */
        .change_ok = env_flags_validate,
+#endif
 };
 
 /*
@@ -225,7 +228,9 @@ void env_relocate(void)
 #if defined(CONFIG_NEEDS_MANUAL_RELOC)
        env_reloc();
        env_fix_drivers();
-       env_htab.change_ok += gd->reloc_off;
+
+       if (env_htab.change_ok)
+               env_htab.change_ok += gd->reloc_off;
 #endif
        if (gd->env_valid == ENV_INVALID) {
 #if defined(CONFIG_ENV_IS_NOWHERE) || defined(CONFIG_SPL_BUILD)