diff options
| author | Wang Hai <wanghai38@huawei.com> | 2020-06-04 20:18:51 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-06-24 17:50:18 +0200 |
| commit | 0ec407dfc1ec43deabb8eafa64160dc489f44021 (patch) | |
| tree | d02b6126e6a3277fd6fe1229a55f408967d07d4b | |
| parent | a4d4b84377310e1f3741af6384ba79ac49cc2d0c (diff) | |
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>
| -rw-r--r-- | drivers/net/hamradio/yam.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/hamradio/yam.c b/drivers/net/hamradio/yam.c index 71cdef9fb56b..5ab53e9942f3 100644 --- a/drivers/net/hamradio/yam.c +++ b/drivers/net/hamradio/yam.c @@ -1133,6 +1133,7 @@ static int __init yam_init_driver(void) 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; |