diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c
index 7a16c68..c1a312f 100644
--- a/drivers/pci/hotplug/pciehp_hpc.c
+++ b/drivers/pci/hotplug/pciehp_hpc.c
@@ -672,10 +672,11 @@
 		detected &= (PCI_EXP_SLTSTA_ABP | PCI_EXP_SLTSTA_PFD |
 			     PCI_EXP_SLTSTA_MRLSC | PCI_EXP_SLTSTA_PDC |
 			     PCI_EXP_SLTSTA_CC);
+		detected &= ~intr_loc;
 		intr_loc |= detected;
 		if (!intr_loc)
 			return IRQ_NONE;
-		if (detected && pciehp_writew(ctrl, PCI_EXP_SLTSTA, detected)) {
+		if (detected && pciehp_writew(ctrl, PCI_EXP_SLTSTA, intr_loc)) {
 			ctrl_err(ctrl, "%s: Cannot write to SLOTSTATUS\n",
 				 __func__);
 			return IRQ_NONE;