netdev - [PATCH 2/5] drivers: net: usbnet: Fix -Wcast-function-type

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Date:   Sun, 24 Nov 2019 16:43:03 +0700
From:   Phong Tran <tranmanphong@...il.com>
To:     davem@...emloft.net, keescook@...omium.org
Cc:     kvalo@...eaurora.org, saeedm@...lanox.com,
        jeffrey.t.kirsher@...el.com, luciano.coelho@...el.com,
        netdev@...r.kernel.org, linux-wireless@...r.kernel.org,
        linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
        Phong Tran <tranmanphong@...il.com>
Subject: [PATCH 2/5] drivers: net: usbnet: Fix -Wcast-function-type

correct usage prototype of callback in tasklet_init().
Report by https://github.com/KSPP/linux/issues/20

Signed-off-by: Phong Tran <tranmanphong@...il.com>
---
 drivers/net/usb/usbnet.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index dde05e2fdc3e..d10a5e6d0917 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -1573,6 +1573,12 @@ static void usbnet_bh (struct timer_list *t)
 	}
 }
 
+static void usbnet_bh_tasklet (unsigned long data)
+{
+	struct timer_list *t = (struct timer_list *)data;
+	usbnet_bh(t);
+}
+
 
 /*-------------------------------------------------------------------------
  *
@@ -1700,7 +1706,7 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod)
 	skb_queue_head_init (&dev->txq);
 	skb_queue_head_init (&dev->done);
 	skb_queue_head_init(&dev->rxq_pause);
-	dev->bh.func = (void (*)(unsigned long))usbnet_bh;
+	dev->bh.func = usbnet_bh_tasklet;
 	dev->bh.data = (unsigned long)&dev->delay;
 	INIT_WORK (&dev->kevent, usbnet_deferred_kevent);
 	init_usb_anchor(&dev->deferred);
-- 
2.20.1