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-rw-r--r--sys/src/9/port/pci.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/src/9/port/pci.c b/sys/src/9/port/pci.c
index bf5f43af0..af4144533 100644
--- a/sys/src/9/port/pci.c
+++ b/sys/src/9/port/pci.c
@@ -642,7 +642,7 @@ pciscan(int bno, Pcidev** list, Pcidev *parent)
}
if(p->rom.size) {
if((p->rom.bar & 1) == 0
- || !pcivalidbar(p, p->rom.bar & ~0x7FFUL, p->rom.size)){
+ || !pcivalidbar(p, p->rom.bar & ~0x7FFULL, p->rom.size)){
p->rom.bar = 0;
pcisetbar(p, PciEBAR0, p->rom.bar);
}