[coreboot-gerrit] Change in ...coreboot[master]: nb/via/vx900: Use 64 bits to prevent overflow

[Jacob Garber (Code Review)]

Jacob Garber has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/32291

Change subject: nb/via/vx900: Use 64 bits to prevent overflow
......................................................................

nb/via/vx900: Use 64 bits to prevent overflow

The bit operations are currently done using 32 bit math.
Cast the first argument to 64 bits to prevent possible
overflow.

Found-by: Coverity Scan, CID 1229665, 1229666
Signed-off-by: Jacob Garber 
Change-Id: Idd180f31e8cff797a6499b12bc685daa993aae05
---
M src/northbridge/via/vx900/northbridge.c
1 file changed, 2 insertions(+), 2 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/91/32291/1

diff --git a/src/northbridge/via/vx900/northbridge.c b/src/northbridge/via/vx900/northbridge.c
index d865f38..dcb7fd5 100644
--- a/src/northbridge/via/vx900/northbridge.c
+++ b/src/northbridge/via/vx900/northbridge.c
@@ -266,8 +266,8 @@
     * to be always mapped to the top of 1M, but this can be overcome with
     * some smart positive/subtractive resource decoding */
    ram_resource(dev, idx++, 768, (tolmk - 768));
-	uma_memory_size = fbufk << 10;
-	uma_memory_base = tolmk << 10;
+	uma_memory_size = (uint64_t)fbufk << 10;
+	uma_memory_base = (uint64_t)tolmk << 10;

//uma_resource(dev, idx++, uma_memory_base>>10, uma_memory_size>>10);