linux-kernel - [PATCH] staging: rtl8192e: set priv->irq as 0 after the irq is freed

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Date:   Sat, 28 Oct 2017 12:03:46 +0530
From:   Arvind Yadav <arvind.yadav.cs@...il.com>
To:     gregkh@...uxfoundation.org, robsonde@...il.com, tvboxspy@...il.com,
        mayhs11saini@...il.com
Cc:     linux-kernel@...r.kernel.org, devel@...verdev.osuosl.org
Subject: [PATCH] staging: rtl8192e: set priv->irq as 0 after the irq is freed

_rtl92e_init can fail here, we must set priv->irq as 0 after free_irq.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@...il.com>
---
 drivers/staging/rtl8192e/rtl8192e/rtl_core.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/staging/rtl8192e/rtl8192e/rtl_core.c b/drivers/staging/rtl8192e/rtl8192e/rtl_core.c
index aca5265..1ea1142 100644
--- a/drivers/staging/rtl8192e/rtl8192e/rtl_core.c
+++ b/drivers/staging/rtl8192e/rtl8192e/rtl_core.c
@@ -1095,6 +1095,7 @@ static short _rtl92e_init(struct net_device *dev)
 	if (_rtl92e_pci_initdescring(dev) != 0) {
 		netdev_err(dev, "Endopoints initialization failed");
 		free_irq(dev->irq, dev);
+		priv->irq = 0;
 		return -1;
 	}
 
-- 
2.7.4