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authorLarry Finger <Larry.Finger@lwfinger.net>2011-11-23 21:30:19 -0600
committerJohn W. Linville <linville@tuxdriver.com>2011-11-28 14:43:53 -0500
commitde2e56cea25c80f91a6c6699de40fb3fe8b2479d (patch)
tree960f8884a34c7ad34ff2866ebc080e7e7ab16e2b /drivers/net/wireless/rtlwifi
parentbc192f8918ab8e41ba53b9ef881bc425ae92ed1b (diff)
rtlwifi: Fix incorrect return of IRQ_HANDLED
The recent discussion regarding an incorrect return of IRQ_HANDLED from rt2800pci caused me to look at this PCI interrupt routine. I discovered that changes were needed. Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/rtlwifi')
-rw-r--r--drivers/net/wireless/rtlwifi/pci.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/net/wireless/rtlwifi/pci.c b/drivers/net/wireless/rtlwifi/pci.c
index b6683a247b5..91f0525364e 100644
--- a/drivers/net/wireless/rtlwifi/pci.c
+++ b/drivers/net/wireless/rtlwifi/pci.c
@@ -780,6 +780,7 @@ static irqreturn_t _rtl_pci_interrupt(int irq, void *dev_id)
unsigned long flags;
u32 inta = 0;
u32 intb = 0;
+ irqreturn_t ret = IRQ_HANDLED;
spin_lock_irqsave(&rtlpriv->locks.irq_th_lock, flags);
@@ -787,8 +788,10 @@ static irqreturn_t _rtl_pci_interrupt(int irq, void *dev_id)
rtlpriv->cfg->ops->interrupt_recognized(hw, &inta, &intb);
/*Shared IRQ or HW disappared */
- if (!inta || inta == 0xffff)
+ if (!inta || inta == 0xffff) {
+ ret = IRQ_NONE;
goto done;
+ }
/*<1> beacon related */
if (inta & rtlpriv->cfg->maps[RTL_IMR_TBDOK]) {
@@ -892,7 +895,7 @@ static irqreturn_t _rtl_pci_interrupt(int irq, void *dev_id)
done:
spin_unlock_irqrestore(&rtlpriv->locks.irq_th_lock, flags);
- return IRQ_HANDLED;
+ return ret;
}
static void _rtl_pci_irq_tasklet(struct ieee80211_hw *hw)