From: Ralf Baechle <r...@linux-mips.org> This patch has been added to the 3.18 stable tree. If you have any objections, please let us know.
=============== [ Upstream commit d496f7842aada20c61e6044b3395383fa972872c ] A ROSE socket doesn't necessarily always have a neighbour pointer so check if the neighbour pointer is valid before dereferencing it. Signed-off-by: Ralf Baechle <r...@linux-mips.org> Tested-by: Bernard Pidoux <f6...@free.fr> Cc: stable@vger.kernel.org #2.6.11+ Signed-off-by: David S. Miller <da...@davemloft.net> Signed-off-by: Sasha Levin <sasha.le...@oracle.com> --- net/rose/af_rose.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/net/rose/af_rose.c b/net/rose/af_rose.c index a85c1a0..67984fb 100644 --- a/net/rose/af_rose.c +++ b/net/rose/af_rose.c @@ -192,7 +192,8 @@ static void rose_kill_by_device(struct net_device *dev) if (rose->device == dev) { rose_disconnect(s, ENETUNREACH, ROSE_OUT_OF_ORDER, 0); - rose->neighbour->use--; + if (rose->neighbour) + rose->neighbour->use--; rose->device = NULL; } } -- 2.1.0 -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html