Change in coreboot[master]: kbc1126_ec_dump: fix signed integer error

[Iru Cai (Code Review)]

Iru Cai has uploaded this change for review. ( https://review.coreboot.org/21013

Change subject: kbc1126_ec_dump: fix signed integer error
......................................................................

kbc1126_ec_dump: fix signed integer error

The error is found when using kbc1126_ec_dump on coreboot.rom which
uses different EC firmware offsets from vendor firmware.

Change-Id: Iacc4ea50515ea219bc1868dae0446d576e8dce0c
Signed-off-by: Iru Cai 
---
M util/kbc1126/kbc1126_ec_dump.c
1 file changed, 2 insertions(+), 2 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/13/21013/1

diff --git a/util/kbc1126/kbc1126_ec_dump.c b/util/kbc1126/kbc1126_ec_dump.c
index 7470012..cfa4b64 100644
--- a/util/kbc1126/kbc1126_ec_dump.c
+++ b/util/kbc1126/kbc1126_ec_dump.c
@@ -111,8 +111,8 @@
    assert(offs[1] + offs[3] == '\xff');
    assert(offs[4] + offs[6] == '\xff');
    assert(offs[5] + offs[7] == '\xff');
-	long offw1 = (offs[0] << 16) | (offs[1] << 8);
-	long offw2 = (offs[4] << 16) | (offs[5] << 8);
+	long offw1 = ((offs[0] << 16) & 0xff0000) | ((offs[1] << 8) & 0xff00);
+	long offw2 = ((offs[4] << 16) & 0xff0000) | ((offs[5] << 8) & 0xff00);

dump_fw(fw1, fp, offw1);
    dump_fw(fw2, fp, offw2);