yam: fix possible memory leak in yam_init_driver
[ Upstream commit 98749b7188affbf2900c2aab704a8853901d1139 ]
If register_netdev(dev) fails, free_netdev(dev) needs
to be called, otherwise a memory leak will occur.
Fixes: 1da177e4c3f4 ("Linux-2.6.12-rc2")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Wang Hai <wanghai38@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Change-Id: Ibeaac2a3d3814097f6f1a157b8932e2452649c91
diff --git a/drivers/net/hamradio/yam.c b/drivers/net/hamradio/yam.c
index 717433c..7aa9958 100644
--- a/drivers/net/hamradio/yam.c
+++ b/drivers/net/hamradio/yam.c
@@ -1157,6 +1157,7 @@
err = register_netdev(dev);
if (err) {
printk(KERN_WARNING "yam: cannot register net device %s\n", dev->name);
+ free_netdev(dev);
goto error;
}
yam_devs[i] = dev;
