[U-Boot] [PATCH v2 0/4] env_sf: minor refactorings

rebased patches on master fixed compiled error in 1st patch (missing variable declaration) compile tested all patches with travis

Andreas Fenkart (4): env_sf: factor out prepare_flash_device enf_sf: reuse setup_flash_device instead of open coding it env_sf: re-order error handling in single-buffer env_relocate_spec env_sf: use DIV_ROUND_UP to calculate number of sectors to erase

common/env_sf.c | 92 ++++++++++++++++++++++----------------------------------- 1 file changed, 36 insertions(+), 56 deletions(-)