Only compare the exact HT capability bits against HT_CAPTYPE_IRQ,
this is a little paranoid, but doesn't hurt.
Signed-off-by: Michael Ellerman <[EMAIL PROTECTED]>
---
arch/powerpc/sysdev/mpic.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
Index: msi/arch/powerpc/sysdev/mpic.c
===================================================================
--- msi.orig/arch/powerpc/sysdev/mpic.c
+++ msi/arch/powerpc/sysdev/mpic.c
@@ -341,7 +341,7 @@ static void __init mpic_scan_ht_pic(stru
u8 id = readb(devbase + pos + PCI_CAP_LIST_ID);
if (id == PCI_CAP_ID_HT) {
id = readb(devbase + pos + 3);
- if (id == HT_CAPTYPE_IRQ)
+ if ((id & HT_5BIT_CAP_MASK) == HT_CAPTYPE_IRQ)
break;
}
}
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