android_kernel_samsung_msm8976/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
cmtp
hidp
rfcomm net: Fix module refcount leak in kernel_accept() 2008-12-18 19:35:10 -08:00
af_bluetooth.c
hci_conn.c
hci_core.c
hci_event.c
hci_sock.c
hci_sysfs.c
Kconfig
l2cap.c
lib.c
Makefile
sco.c