diff options
| author |   Eric Dumazet <edumazet@google.com> | 2021-12-06 17:30:34 -0800 |
|---|---|---|
| committer |   Jakub Kicinski <kuba@kernel.org> | 2021-12-07 20:44:59 -0800 |
| commit | 615d069dcf1207462ce30c05a2f47d461be8f6c8 (patch) | |
| tree | b40e9553339b264bccd7e861e78dedfe5f23dabb /net/llc/af_llc.c | |
| parent | ax25: add net device refcount tracker (diff) | |
| download | linux-dev-615d069dcf1207462ce30c05a2f47d461be8f6c8.tar.xz linux-dev-615d069dcf1207462ce30c05a2f47d461be8f6c8.zip | |
llc: add net device refcount tracker
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'net/llc/af_llc.c')
| -rw-r--r-- | net/llc/af_llc.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/net/llc/af_llc.c b/net/llc/af_llc.c index 3086f4a6ae68..26c00ebf4fba 100644 --- a/net/llc/af_llc.c +++ b/net/llc/af_llc.c @@ -224,7 +224,7 @@ static int llc_ui_release(struct socket *sock) } else { release_sock(sk); } - dev_put(llc->dev); + dev_put_track(llc->dev, &llc->dev_tracker); sock_put(sk); llc_sk_free(sk); out: @@ -295,6 +295,7 @@ static int llc_ui_autobind(struct socket *sock, struct sockaddr_llc *addr) llc->dev = dev_getfirstbyhwtype(&init_net, addr->sllc_arphrd); if (!llc->dev) goto out; + netdev_tracker_alloc(llc->dev, &llc->dev_tracker, GFP_KERNEL); rc = -EUSERS; llc->laddr.lsap = llc_ui_autoport(); if (!llc->laddr.lsap) @@ -362,7 +363,7 @@ static int llc_ui_bind(struct socket *sock, struct sockaddr *uaddr, int addrlen) } else llc->dev = dev_getbyhwaddr_rcu(&init_net, addr->sllc_arphrd, addr->sllc_mac); - dev_hold(llc->dev); + dev_hold_track(llc->dev, &llc->dev_tracker, GFP_ATOMIC); rcu_read_unlock(); if (!llc->dev) goto out; |