Re: [PATCH] drivers: ipa: Fix missing IRQF_ONESHOT as only threaded handler

From: Alex Elder
Date: Fri Apr 16 2021 - 08:12:19 EST


On 4/15/21 10:40 PM, zhuguangqing83@xxxxxxxxx wrote:
From: Guangqing Zhu <zhuguangqing83@xxxxxxxxx>

This is not required here. -Alex

https://lore.kernel.org/netdev/d57e0a43-4d87-93cf-471c-c8185ea85ced@xxxxxxxx/

Coccinelle noticed:
drivers/net/ipa/ipa_smp2p.c:186:7-27: ERROR: Threaded IRQ with no primary
handler requested without IRQF_ONESHOT

Signed-off-by: Guangqing Zhu <zhuguangqing83@xxxxxxxxx>
---
drivers/net/ipa/ipa_smp2p.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/net/ipa/ipa_smp2p.c b/drivers/net/ipa/ipa_smp2p.c
index a5f7a79a1923..74e04427a711 100644
--- a/drivers/net/ipa/ipa_smp2p.c
+++ b/drivers/net/ipa/ipa_smp2p.c
@@ -183,7 +183,8 @@ static int ipa_smp2p_irq_init(struct ipa_smp2p *smp2p, const char *name,
}
irq = ret;
- ret = request_threaded_irq(irq, NULL, handler, 0, name, smp2p);
+ ret = request_threaded_irq(irq, NULL, handler, IRQF_ONESHOT,
+ name, smp2p);
if (ret) {
dev_err(dev, "error %d requesting \"%s\" IRQ\n", ret, name);
return ret;