diff options
| author |   Jarek Poplawski <jarkao2@gmail.com> | 2010-01-16 01:04:04 -0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2010-01-16 01:04:04 -0800 |
| commit | d00c362f1b0ff54161e0a42b4554ac621a9ef92d (patch) | |
| tree | 33ffeef90727309ad67690b2b7b63e1161b052ec /net/rose/rose_route.c | |
| parent | appletalk:: da.s_net not copied but assigned to itself in aarp_rcv() (diff) | |
| download | linux-dev-d00c362f1b0ff54161e0a42b4554ac621a9ef92d.tar.xz linux-dev-d00c362f1b0ff54161e0a42b4554ac621a9ef92d.zip | |
ax25: netrom: rose: Fix timer oopses
Wrong ax25_cb refcounting in ax25_send_frame() and by its callers can
cause timer oopses (first reported with 2.6.29.6 kernel).
Fixes: http://bugzilla.kernel.org/show_bug.cgi?id=14905
Reported-by: Bernard Pidoux <bpidoux@free.fr>
Tested-by: Bernard Pidoux <bpidoux@free.fr>
Signed-off-by: Jarek Poplawski <jarkao2@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/rose/rose_route.c')
| -rw-r--r-- | net/rose/rose_route.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/net/rose/rose_route.c b/net/rose/rose_route.c index 795c4b025e31..70a0b3b4b4d2 100644 --- a/net/rose/rose_route.c +++ b/net/rose/rose_route.c @@ -235,6 +235,8 @@ static void rose_remove_neigh(struct rose_neigh *rose_neigh) if ((s = rose_neigh_list) == rose_neigh) { rose_neigh_list = rose_neigh->next; + if (rose_neigh->ax25) + ax25_cb_put(rose_neigh->ax25); kfree(rose_neigh->digipeat); kfree(rose_neigh); return; @@ -243,6 +245,8 @@ static void rose_remove_neigh(struct rose_neigh *rose_neigh) while (s != NULL && s->next != NULL) { if (s->next == rose_neigh) { s->next = rose_neigh->next; + if (rose_neigh->ax25) + ax25_cb_put(rose_neigh->ax25); kfree(rose_neigh->digipeat); kfree(rose_neigh); return; @@ -812,6 +816,7 @@ void rose_link_failed(ax25_cb *ax25, int reason) if (rose_neigh != NULL) { rose_neigh->ax25 = NULL; + ax25_cb_put(ax25); rose_del_route_by_neigh(rose_neigh); rose_kill_by_neigh(rose_neigh); |