diff --git a/common/env_onenand.c b/common/env_onenand.c
index 5888f75..ac8a8c1 100644
--- a/common/env_onenand.c
+++ b/common/env_onenand.c
@@ -52,22 +52,21 @@
 env_t *env_ptr = (env_t *) onenand_env;
 #endif /* ENV_IS_EMBEDDED */
 
+DECLARE_GLOBAL_DATA_PTR;
+
 uchar env_get_char_spec(int index)
 {
-	DECLARE_GLOBAL_DATA_PTR;
-
 	return (*((uchar *) (gd->env_addr + index)));
 }
 
 void env_relocate_spec(void)
 {
-	DECLARE_GLOBAL_DATA_PTR;
 	unsigned long env_addr;
 	int use_default = 0;
 	size_t retlen;
 
 	env_addr = CFG_ENV_ADDR;
-	env_addr -= (unsigned long)onenand_chip.base;
+	env_addr -= (unsigned long) onenand_chip.base;
 
 	/* Check OneNAND exist */
 	if (onenand_mtd.oobblock)
@@ -95,7 +94,9 @@
 int saveenv(void)
 {
 	unsigned long env_addr = CFG_ENV_ADDR;
-	struct erase_info instr;
+	struct erase_info instr = {
+		.callback	= NULL,
+	};
 	size_t retlen;
 
 	instr.len = CFG_ENV_SIZE;
@@ -108,7 +109,7 @@
 
 	/* update crc */
 	env_ptr->crc =
-	    crc32(0, env_ptr->data, onenand_mtd.oobblock - ENV_HEADER_SIZE);
+	    crc32(0, env_ptr->data, ONENAND_ENV_SIZE(onenand_mtd));
 
 	env_addr -= (unsigned long)onenand_chip.base;
 	if (onenand_write(&onenand_mtd, env_addr, onenand_mtd.oobblock, &retlen,
@@ -122,8 +123,6 @@
 
 int env_init(void)
 {
-	DECLARE_GLOBAL_DATA_PTR;
-
 	/* use default */
 	gd->env_addr = (ulong) & default_environment[0];
 	gd->env_valid = 1;