Messages in this thread | | | Subject | Re: [PATCH][next] netfilter: synproxy: ensure zero is returned on non-error return path | From | Colin Ian King <> | Date | Tue, 18 Jun 2019 15:15:03 +0100 |
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On 18/06/2019 15:13, Colin King wrote: > From: Colin Ian King <colin.king@canonical.com> > > Currently function nf_synproxy_ipv6_init returns an uninitialized > garbage value in variable ret on a successful return. Fix this by > returning zero on success. > > Addresses-Coverity: ("Uninitialized scalar variable") > Fixes: d7f9b2f18eae ("netfilter: synproxy: extract SYNPROXY infrastructure from {ipt, ip6t}_SYNPROXY") > Signed-off-by: Colin Ian King <colin.king@canonical.com> > --- > net/netfilter/nf_synproxy_core.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/net/netfilter/nf_synproxy_core.c b/net/netfilter/nf_synproxy_core.c > index 50677285f82e..701f880d01e6 100644 > --- a/net/netfilter/nf_synproxy_core.c > +++ b/net/netfilter/nf_synproxy_core.c > @@ -1223,7 +1223,7 @@ nf_synproxy_ipv6_init(struct synproxy_net *snet, struct net *net) > } > > snet->hook_ref6++; > - return err; > + return 0; > } > EXPORT_SYMBOL_GPL(nf_synproxy_ipv6_init); > > Scratch that, I've noticed the same issue in the ipv4 code too. I'll send a V2.
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