Re: linux-next: build failure after merge of the net tree

From: Greg Kroah-Hartman
Date: Thu Jun 08 2017 - 03:22:41 EST


On Thu, Jun 08, 2017 at 10:08:58AM +1000, Stephen Rothwell wrote:
> Hi all,
>
> After merging the net tree, today's linux-next build (x86_64 allmodconfig)
> failed like this:
>
> drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c: In function 'rtw_cfg80211_add_monitor_if':
> drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c:2670:10: error: 'struct net_device' has no member named 'destructor'
> mon_ndev->destructor = rtw_ndev_destructor;
> ^
>
> Caused by commit
>
> cf124db566e6 ("net: Fix inconsistent teardown and release of private netdev state.")
>
> from the net tree interacting with commit
>
> 554c0a3abf21 ("staging: Add rtl8723bs sdio wifi driver"
>
> from Linus' tree (v4.12-rc1).
>
> I applied the following merge fix patch for today.
>
> From: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
> Date: Thu, 8 Jun 2017 09:49:26 +1000
> Subject: [PATCH] net: fix up for "Fix inconsistent teardown and release of private netdev state"
>
> Signed-off-by: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>
> ---
> drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c | 3 ++-
> drivers/staging/rtl8723bs/os_dep/os_intfs.c | 2 --
> 2 files changed, 2 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c b/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c
> index 36c3189fc4b7..bd4352fe2de3 100644
> --- a/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c
> +++ b/drivers/staging/rtl8723bs/os_dep/ioctl_cfg80211.c
> @@ -2667,7 +2667,8 @@ static int rtw_cfg80211_add_monitor_if (struct adapter *padapter, char *name, st
> mon_ndev->type = ARPHRD_IEEE80211_RADIOTAP;
> strncpy(mon_ndev->name, name, IFNAMSIZ);
> mon_ndev->name[IFNAMSIZ - 1] = 0;
> - mon_ndev->destructor = rtw_ndev_destructor;
> + mon_ndev->needs_free_netdev = true;
> + mon_ndev->priv_destructor = rtw_ndev_destructor;
>
> mon_ndev->netdev_ops = &rtw_cfg80211_monitor_if_ops;
>
> diff --git a/drivers/staging/rtl8723bs/os_dep/os_intfs.c b/drivers/staging/rtl8723bs/os_dep/os_intfs.c
> index f83cfc76505c..021589913681 100644
> --- a/drivers/staging/rtl8723bs/os_dep/os_intfs.c
> +++ b/drivers/staging/rtl8723bs/os_dep/os_intfs.c
> @@ -1207,8 +1207,6 @@ void rtw_ndev_destructor(struct net_device *ndev)
>
> if (ndev->ieee80211_ptr)
> kfree((u8 *)ndev->ieee80211_ptr);
> -
> - free_netdev(ndev);
> }
>
> void rtw_dev_unload(struct adapter *padapter)

Looks good to me, thanks for this, I'll keep it around for when the
merge window happens.

greg k-h