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-rw-r--r--sys/dev/ath/if_ath_pci.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/sys/dev/ath/if_ath_pci.c b/sys/dev/ath/if_ath_pci.c
index fa3cf3b408c8..531c79adb744 100644
--- a/sys/dev/ath/if_ath_pci.c
+++ b/sys/dev/ath/if_ath_pci.c
@@ -199,6 +199,11 @@ ath_pci_detach(device_t dev)
/* check if device was removed */
sc->sc_invalid = !bus_child_present(dev);
+ /*
+ * Do a config read to clear pre-existing pci error status.
+ */
+ (void) pci_read_config(dev, PCIR_COMMAND, 4);
+
ath_detach(sc);
bus_generic_detach(dev);