platform_nand_pre_upgrade() is gone since commit790692dde2("base-files: drop support for the platform_nand_pre_upgrade()"). Signed-off-by: Rafał Miłecki <rafal@milecki.pl> (cherry picked from commita6dc0f680d)
platform_nand_pre_upgrade() is gone since commit790692dde2("base-files: drop support for the platform_nand_pre_upgrade()"). Signed-off-by: Rafał Miłecki <rafal@milecki.pl> (cherry picked from commita6dc0f680d)