[PATCH] yam: fix possible memory leak in yam_init_driver
From: Wang Hai <hidden>
Date: 2020-06-04 12:19:28
Also in:
linux-hams, lkml
Subsystem:
networking drivers, the rest · Maintainers:
Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
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 <redacted>
Signed-off-by: Wang Hai <redacted>
---
drivers/net/hamradio/yam.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/net/hamradio/yam.c b/drivers/net/hamradio/yam.c
index 71cdef9..5ab53e9 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;
--
1.8.3.1