arm: mvebu: Espressobin: Fix setting $fdtfile env
Ensure that 'env default -a' always set correct value to $fdtfile, even when custom user variable is already stored in non-volatile env storage (means that env_get("fdtfile") call returns non-NULL value). As default value is now correctly set like if specified at compile time in CONFIG_EXTRA_ENV_SETTINGS, there is no need to set $fdtfile explicitly via env_set("fdtfile", ...) call. So remove wrong skip based on env_get("fdtfile") and then also unneeded env_set("fdtfile", ...) call. Fixes: c4df0f6f ("arm: mvebu: Espressobin: Set default value for $fdtfile env variable") Signed-off-by: NPali Rohár <pali@kernel.org> Reviewed-by: NStefan Roese <sr@denx.de>
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