From: Felix Fietkau <nbd@openwrt.org>
Date: Sat, 27 Nov 2010 22:51:03 +0000 (+0000)
Subject: ath9k: fix module reload on ar713x based systems with ar92xx
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=87741c5581167193e6b0df77f800eb844b5fa4d4;p=openwrt%2Fstaging%2Fldir.git

ath9k: fix module reload on ar713x based systems with ar92xx

SVN-Revision: 24163
---

diff --git a/package/mac80211/patches/570-ath9k_fix_module_reload.patch b/package/mac80211/patches/570-ath9k_fix_module_reload.patch
new file mode 100644
index 0000000000..b8fcc994b6
--- /dev/null
+++ b/package/mac80211/patches/570-ath9k_fix_module_reload.patch
@@ -0,0 +1,13 @@
+--- a/drivers/net/wireless/ath/ath9k/pci.c
++++ b/drivers/net/wireless/ath/ath9k/pci.c
+@@ -255,6 +255,10 @@ static void ath_pci_remove(struct pci_de
+ 	struct ath_wiphy *aphy = hw->priv;
+ 	struct ath_softc *sc = aphy->sc;
+ 	void __iomem *mem = sc->mem;
++	u16 val;
++
++	/* Do a config read to clear pre-existing pci error status */
++	pci_read_config_word(pdev, PCI_COMMAND, &val);
+ 
+ 	ath9k_deinit_device(sc);
+ 	free_irq(sc->irq, sc);