From: Larry Finger <Larry.Finger@lwfinger.net>
Date: Tue, 24 May 2011 01:38:52 +0000 (-0500)
Subject: rtlwifi: rtl8192se: Synchronize IRQ after disabling it
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=049436b9804394e4d6caf7da5f3507bd8f4caa6e;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git

rtlwifi: rtl8192se: Synchronize IRQ after disabling it

As suggested by Mike McCormack <mikem@ring3k.org> for rtl8192ce, make sure any IRQ
handlers running on other CPUs complete.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/hw.c b/drivers/net/wireless/rtlwifi/rtl8192se/hw.c
index 6ff0caca9584..35dd12d0dcf3 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192se/hw.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192se/hw.c
@@ -1226,6 +1226,7 @@ void rtl92se_disable_interrupt(struct ieee80211_hw *hw)
 	rtl_write_dword(rtlpriv, INTA_MASK + 4, 0);
 
 	rtlpci->irq_enabled = false;
+	synchronize_irq(rtlpci->pdev->irq);
 }