A misplaced return statement lead to a memory leak in
efi_dump_single_var().
Reported-by: Coverity (CID 185829)
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
"env [print|set] -e" allows for handling uefi variables without
knowing details about mapping to corresponding u-boot variables.
Signed-off-by: AKASHI Takahiro <takahiro.akashi@linaro.org>
Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>