1 files changed, 1 insertions, 1 deletions

diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index b761dbed8cec..d4acd283111b 100644
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -256,7 +256,7 @@ static struct ndisc_options *ndisc_parse_options(u8 *opt, int opt_len,
                         break;
                 case ND_OPT_PREFIX_INFO:
                         ndopts->nd_opts_pi_end = nd_opt;
-                        if (ndopts->nd_opt_array[nd_opt->nd_opt_type] == 0)
+                        if (!ndopts->nd_opt_array[nd_opt->nd_opt_type])
                                 ndopts->nd_opt_array[nd_opt->nd_opt_type] = nd_opt;
                         break;
 #ifdef CONFIG_IPV6_ROUTE_INFO