Change in ...flashrom[master]: Fix -Wsign-compare trouble

[Nico Huber (Code Review)]

Hello build bot (Jenkins),

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/c/flashrom/+/30409

to look at the new patch set (#2).

Change subject: Fix -Wsign-compare trouble
......................................................................

Fix -Wsign-compare trouble

Mostly by changing to `unsigned` types where applicable, sometimes
`signed` types, and casting as a last resort.

Change-Id: I08895543ffb7a48058bcf91ef6500ca113f2d305
Signed-off-by: Nico Huber 
---
M 82802ab.c
M at45db.c
M bitbang_spi.c
M board_enable.c
M buspirate_spi.c
M cbtable.c
M cli_classic.c
M dediprog.c
M dmi.c
M dummyflasher.c
M en29lv640b.c
M flash.h
M flashrom.c
M fmap.c
M helpers.c
M ich_descriptors.c
M ichspi.c
M it85spi.c
M it87spi.c
M jedec.c
M layout.c
M pickit2_spi.c
M print.c
M programmer.h
M sb600spi.c
M serial.c
M serprog.c
M sst28sf040.c
M sst_fwhub.c
M usbblaster_spi.c
M wbsio_spi.c
31 files changed, 115 insertions(+), 107 deletions(-)

git pull ssh://review.coreboot.org:29418/flashrom refs/changes/09/30409/2