5.4-stable review patch. If anyone has any objections, please let me know.
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From: Jinjie Ruan ruanjinjie@huawei.com
[ Upstream commit 9a98dd48b6d834d7a3fe5e8e7b8c3a1d006f9685 ]
disable_irq() after request_irq() still has a time gap in which interrupts can come. request_irq() with IRQF_NO_AUTOEN flag will disable IRQ auto-enable when request IRQ.
Fixes: 853402a00823 ("mwifiex: Enable WoWLAN for both sdio and pcie") Signed-off-by: Jinjie Ruan ruanjinjie@huawei.com Acked-by: Brian Norris briannorris@chromium.org Signed-off-by: Kalle Valo kvalo@kernel.org Link: https://patch.msgid.link/20240910124314.698896-3-ruanjinjie@huawei.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/net/wireless/marvell/mwifiex/main.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/marvell/mwifiex/main.c b/drivers/net/wireless/marvell/mwifiex/main.c index 5894566ec4805..d788e2e6397ce 100644 --- a/drivers/net/wireless/marvell/mwifiex/main.c +++ b/drivers/net/wireless/marvell/mwifiex/main.c @@ -1600,7 +1600,8 @@ static void mwifiex_probe_of(struct mwifiex_adapter *adapter) }
ret = devm_request_irq(dev, adapter->irq_wakeup, - mwifiex_irq_wakeup_handler, IRQF_TRIGGER_LOW, + mwifiex_irq_wakeup_handler, + IRQF_TRIGGER_LOW | IRQF_NO_AUTOEN, "wifi_wake", adapter); if (ret) { dev_err(dev, "Failed to request irq_wakeup %d (%d)\n", @@ -1608,7 +1609,6 @@ static void mwifiex_probe_of(struct mwifiex_adapter *adapter) goto err_exit; }
- disable_irq(adapter->irq_wakeup); if (device_init_wakeup(dev, true)) { dev_err(dev, "fail to init wakeup for mwifiex\n"); goto err_exit;