From: Huang Guobin Date: Thu, 17 Sep 2020 12:30:19 +0000 (-0400) Subject: net: wilc1000: clean up resource in error path of init mon interface X-Git-Tag: io_uring-5.10-2020-10-20~32^2~150^2~22 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=55bd149978679742374c800e56e8f6bc74378bbe;p=linux-block.git net: wilc1000: clean up resource in error path of init mon interface The wilc_wfi_init_mon_int() forgets to clean up resource when register_netdevice() failed. Add the missed call to fix it. And the return value of netdev_priv can't be NULL, so remove the unnecessary error handling. Fixes: 588713006ea4 ("staging: wilc1000: avoid the use of 'wilc_wfi_mon' static variable") Reported-by: Hulk Robot Signed-off-by: Huang Guobin Signed-off-by: Kalle Valo Link: https://lore.kernel.org/r/20200917123019.206382-1-huangguobin4@huawei.com --- diff --git a/drivers/net/wireless/microchip/wilc1000/mon.c b/drivers/net/wireless/microchip/wilc1000/mon.c index 358ac8601333..b5a1b65c087c 100644 --- a/drivers/net/wireless/microchip/wilc1000/mon.c +++ b/drivers/net/wireless/microchip/wilc1000/mon.c @@ -235,11 +235,10 @@ struct net_device *wilc_wfi_init_mon_interface(struct wilc *wl, if (register_netdevice(wl->monitor_dev)) { netdev_err(real_dev, "register_netdevice failed\n"); + free_netdev(wl->monitor_dev); return NULL; } priv = netdev_priv(wl->monitor_dev); - if (!priv) - return NULL; priv->real_ndev = real_dev;