On 10/8/18 6:06 AM, Mike Rapoport wrote:
The fib6_info_alloc() function allocates percpu memory to hold per CPU pointers to rt6_info, but this memory is never freed. Fix it.
Fixes: a64efe142f5e ("net/ipv6: introduce fib6_info struct and helpers")
Signed-off-by: Mike Rapoport rppt@linux.vnet.ibm.com Cc: stable@vger.kernel.org
net/ipv6/ip6_fib.c | 2 ++ 1 file changed, 2 insertions(+)
diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c index cf709eadc932..cc7de7eb8b9c 100644 --- a/net/ipv6/ip6_fib.c +++ b/net/ipv6/ip6_fib.c @@ -194,6 +194,8 @@ void fib6_info_destroy_rcu(struct rcu_head *head) *ppcpu_rt = NULL; } }
free_percpu(f6i->rt6i_pcpu);lwtstate_put(f6i->fib6_nh.nh_lwtstate);
Odd that KMEMLEAK is not detecting this. Thanks for the fix.
Reviewed-by: David Ahern dsahern@gmail.com