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check for null subclass pointer. From Todd Mummert

This commit is contained in:
cgd 1995-08-16 04:54:50 +00:00
parent 2c03307168
commit a2e0a97608
1 changed files with 4 additions and 3 deletions
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7
sys/dev/pci/pci_subr.c
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@ -1,4 +1,4 @@
/* $NetBSD: pci_subr.c,v 1.11 1995/06/21 03:56:09 cgd Exp $ */
/* $NetBSD: pci_subr.c,v 1.12 1995/08/16 04:54:50 cgd Exp $ */
/*
* Copyright (c) 1995 Christopher G. Demetriou. All rights reserved.
@ -299,8 +299,9 @@ pci_devinfo(id_reg, class_reg, cp, supp)
class, subclass);
else {
cp += sprintf(cp, "class: %s, ", classp->name);
if (subclassp->name == NULL)
cp += sprintf(cp, "unknown subclass: 0x%02x", subclass);
if (subclassp == NULL || subclassp->name == NULL)
cp += sprintf(cp, "unknown subclass: 0x%02x",
subclass);
else
cp += sprintf(cp, "subclass: %s", subclassp->name);
}