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[src/trunk]: src/sys/dev/pci Change PCI_VENDOR_MASK and PCI_PRODUCT_MASK to u...
details: https://anonhg.NetBSD.org/src/rev/951ef9c24ea4
branches: trunk
changeset: 983309:951ef9c24ea4
user: jakllsch <jakllsch%NetBSD.org@localhost>
date: Sat May 15 13:00:45 2021 +0000
description:
Change PCI_VENDOR_MASK and PCI_PRODUCT_MASK to unsigned values, to prevent
sign extension of product ID when shifted up into place in PCI_ID_CODE()
Should fix PR 56176.
diffstat:
sys/dev/pci/pcireg.h | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)
diffs (24 lines):
diff -r 214cf4663508 -r 951ef9c24ea4 sys/dev/pci/pcireg.h
--- a/sys/dev/pci/pcireg.h Sat May 15 11:39:20 2021 +0000
+++ b/sys/dev/pci/pcireg.h Sat May 15 13:00:45 2021 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: pcireg.h,v 1.153 2020/12/28 13:12:24 skrll Exp $ */
+/* $NetBSD: pcireg.h,v 1.154 2021/05/15 13:00:45 jakllsch Exp $ */
/*
* Copyright (c) 1995, 1996, 1999, 2000
@@ -54,12 +54,12 @@
typedef u_int16_t pci_product_id_t;
#define PCI_VENDOR_SHIFT 0
-#define PCI_VENDOR_MASK 0xffff
+#define PCI_VENDOR_MASK 0xffffU
#define PCI_VENDOR(id) \
(((id) >> PCI_VENDOR_SHIFT) & PCI_VENDOR_MASK)
#define PCI_PRODUCT_SHIFT 16
-#define PCI_PRODUCT_MASK 0xffff
+#define PCI_PRODUCT_MASK 0xffffU
#define PCI_PRODUCT(id) \
(((id) >> PCI_PRODUCT_SHIFT) & PCI_PRODUCT_MASK)
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