From 69778059734b38ea6f4aa9d31262ad03e77b1b06 Mon Sep 17 00:00:00 2001 From: Dedy Lansky Date: Wed, 10 Sep 2014 16:34:37 +0300 Subject: [PATCH] wil6210: fix for memory corruption while insmod After setting interrupt handler, driver enabled interrupts. This caused stale (old) HW interrupts to fire before driver is fully initialized. The fix is to enable interrupts only when driver is fully initialized and after FW/HW reset (to prevent any stale interrupts) Signed-off-by: Dedy Lansky Signed-off-by: Vladimir Kondratiev Signed-off-by: John W. Linville --- drivers/net/wireless/ath/wil6210/interrupt.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/drivers/net/wireless/ath/wil6210/interrupt.c b/drivers/net/wireless/ath/wil6210/interrupt.c index 331d0dc..58ddcc9 100644 --- a/drivers/net/wireless/ath/wil6210/interrupt.c +++ b/drivers/net/wireless/ath/wil6210/interrupt.c @@ -538,12 +538,7 @@ int wil6210_init_irq(struct wil6210_priv *wil, int irq) wil6210_thread_irq, wil->n_msi ? 0 : IRQF_SHARED, WIL_NAME, wil); - if (rc) - return rc; - - wil6210_enable_irq(wil); - - return 0; + return rc; } void wil6210_fini_irq(struct wil6210_priv *wil, int irq) -- 2.7.4