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| author | R. Parameswaran <parameswaran.r7@gmail.com> | 2017-04-12 18:31:04 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2017-04-17 13:01:48 -0400 |
| commit | 57240d007816486131bee88cd474c2a71f0fe224 (patch) | |
| tree | eb6a94027fd814fd1a468ee127340b6201056bfd /include/linux/net.h | |
| parent | 4a6e3c5def13c91adf2acc613837001f09af3baa (diff) | |
| download | linux-stable-57240d007816486131bee88cd474c2a71f0fe224.tar.gz linux-stable-57240d007816486131bee88cd474c2a71f0fe224.tar.bz2 linux-stable-57240d007816486131bee88cd474c2a71f0fe224.zip | |
l2tp: device MTU setup, tunnel socket needs a lock
The MTU overhead calculation in L2TP device set-up
merged via commit b784e7ebfce8cfb16c6f95e14e8532d0768ab7ff
needs to be adjusted to lock the tunnel socket while
referencing the sub-data structures to derive the
socket's IP overhead.
Reported-by: Guillaume Nault <g.nault@alphalink.fr>
Tested-by: Guillaume Nault <g.nault@alphalink.fr>
Signed-off-by: R. Parameswaran <rparames@brocade.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/net.h')
| -rw-r--r-- | include/linux/net.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/net.h b/include/linux/net.h index a42fab24c8af..abcfa46a2bd9 100644 --- a/include/linux/net.h +++ b/include/linux/net.h @@ -298,7 +298,7 @@ int kernel_sendpage(struct socket *sock, struct page *page, int offset, int kernel_sock_ioctl(struct socket *sock, int cmd, unsigned long arg); int kernel_sock_shutdown(struct socket *sock, enum sock_shutdown_cmd how); -/* Following routine returns the IP overhead imposed by a socket. */ +/* Routine returns the IP overhead imposed by a (caller-protected) socket. */ u32 kernel_sock_ip_overhead(struct sock *sk); #define MODULE_ALIAS_NETPROTO(proto) \ |