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-rw-r--r--lib/libpciaccess/src/openbsd_pci.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/lib/libpciaccess/src/openbsd_pci.c b/lib/libpciaccess/src/openbsd_pci.c
index 2ce0401dd..2bf45c32f 100644
--- a/lib/libpciaccess/src/openbsd_pci.c
+++ b/lib/libpciaccess/src/openbsd_pci.c
@@ -745,7 +745,7 @@ pci_system_openbsd_init_dev_mem(int fd)
int
pci_device_vgaarb_init(void)
{
- struct pci_device *dev = pci_sys->vga_target;
+ struct pci_device *dev;
struct pci_device_iterator *iter;
struct pci_id_match vga_match = {
PCI_MATCH_ANY, PCI_MATCH_ANY, PCI_MATCH_ANY, PCI_MATCH_ANY,
@@ -754,12 +754,16 @@ pci_device_vgaarb_init(void)
};
struct pci_vga pv;
int err;
-
#ifdef CPU_ALLOWAPERTURE
int mib[2];
int allowaperture;
size_t len;
+#endif
+
+ if (pci_sys == NULL)
+ return ENXIO;
+#ifdef CPU_ALLOWAPERTURE
mib[0] = CTL_MACHDEP;
mib[1] = CPU_ALLOWAPERTURE;
len = sizeof(allowaperture);
@@ -770,7 +774,7 @@ pci_device_vgaarb_init(void)
return 0;
}
#endif
-
+ dev = pci_sys->vga_target;
pv.pv_sel.pc_bus = 0;
pv.pv_sel.pc_dev = 0;
pv.pv_sel.pc_func = 0;