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-rw-r--r--hw/s390x/s390-pci-inst.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/hw/s390x/s390-pci-inst.c b/hw/s390x/s390-pci-inst.c
index 997a9cc2e9..3fcc330fe3 100644
--- a/hw/s390x/s390-pci-inst.c
+++ b/hw/s390x/s390-pci-inst.c
@@ -865,6 +865,8 @@ static int reg_ioat(CPUS390XState *env, S390PCIIOMMU *iommu, ZpciFib fib,
uint8_t dt = (g_iota >> 2) & 0x7;
uint8_t t = (g_iota >> 11) & 0x1;
+ pba &= ~0xfff;
+ pal |= 0xfff;
if (pba > pal || pba < ZPCI_SDMA_ADDR || pal > ZPCI_EDMA_ADDR) {
s390_program_interrupt(env, PGM_OPERAND, 6, ra);
return -EINVAL;