[coreboot-gerrit] Change in ...coreboot[master]: nb/intel/nehalem: Prevent out of bounds read

[Jacob Garber (Code Review)]

Hello Arthur Heymans, David Hendricks, build bot (Jenkins), Patrick Georgi, Martin Roth,

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

https://review.coreboot.org/c/coreboot/+/33383

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

Change subject: nb/intel/nehalem: Prevent out of bounds read
......................................................................

nb/intel/nehalem: Prevent out of bounds read

If the decoded SPD DRAM frequency is slower than the controller minimum,
then there will be an unsigned integer underflow in the following loop,
which will lead to a very large out of bounds array access. Ensure this
does not happen.

Change-Id: Ic8ed1293adfe0866781bd638323977abd110777e
Signed-off-by: Jacob Garber 
Found-by: Coverity CID 1229675
---
M src/northbridge/intel/nehalem/raminit.c
1 file changed, 3 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/83/33383/2