1
linux/net/bluetooth
Wei Yongjun 1b08534e56 net: Fix module refcount leak in kernel_accept()
The kernel_accept() does not hold the module refcount of newsock->ops->owner,
so we need __module_get(newsock->ops->owner) code after call kernel_accept()
by hand.
In sunrpc, the module refcount is missing to hold. So this cause kernel panic.

Used following script to reproduct:

while [ 1 ];
do
    mount -t nfs4 192.168.0.19:/ /mnt
    touch /mnt/file
    umount /mnt
    lsmod | grep ipv6
done

This patch fixed the problem by add __module_get(newsock->ops->owner) to
kernel_accept(). So we do not need to used __module_get(newsock->ops->owner)
in every place when used kernel_accept().

Signed-off-by: Wei Yongjun <yjwei@cn.fujitsu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2008-12-18 19:35:10 -08:00
..
bnep [Bluetooth] Consolidate maintainers information 2008-08-18 13:23:53 +02:00
cmtp [BLUETOOTH]: Use sockfd_put() 2008-01-28 15:00:48 -08:00
hidp HID: move connect quirks 2008-10-14 23:50:56 +02:00
rfcomm net: Fix module refcount leak in kernel_accept() 2008-12-18 19:35:10 -08:00
af_bluetooth.c net: Remove CONFIG_KMOD from net/ (towards removing CONFIG_KMOD entirely) 2008-10-16 15:24:51 -07:00
hci_conn.c [Bluetooth] Reject L2CAP connections on an insecure ACL link 2008-09-09 07:19:20 +02:00
hci_core.c [Bluetooth] Fix regression from using default link policy 2008-09-12 03:11:54 +02:00
hci_event.c [Bluetooth] Fix reference counting during ACL config stage 2008-09-09 07:19:19 +02:00
hci_sock.c [Bluetooth] Export details about authentication requirements 2008-07-14 20:13:50 +02:00
hci_sysfs.c [Bluetooth] Fix userspace breakage due missing class links 2008-08-18 13:23:53 +02:00
Kconfig
l2cap.c [Bluetooth] Reject L2CAP connections on an insecure ACL link 2008-09-09 07:19:20 +02:00
lib.c
Makefile
sco.c [Bluetooth] Enforce correct authentication requirements 2008-09-09 07:19:20 +02:00