@@ -825,7 +825,7 @@ nfulnl_recv_config(struct sock *ctnl, struct sk_buff *skb,
struct net *net = sock_net(ctnl);
struct nfnl_log_net *log = nfnl_log_pernet(net);
int ret = 0;
- u16 flags;
+ u16 uninitialized_var(flags);
if (nfula[NFULA_CFG_CMD]) {
u_int8_t pf = nfmsg->nfgen_family;
@@ -313,7 +313,7 @@ nfqnl_build_packet_message(struct net *net, struct nfqnl_instance *queue,
struct net_device *outdev;
struct nf_conn *ct = NULL;
enum ip_conntrack_info uninitialized_var(ctinfo);
- struct nfnl_ct_hook *nfnl_ct;
+ struct nfnl_ct_hook *uninitialized_var(nfnl_ct);
bool csum_verify;
char *secdata = NULL;
u32 seclen = 0;
@@ -1041,7 +1041,7 @@ nfqnl_recv_verdict(struct sock *ctnl, struct sk_buff *skb,
unsigned int verdict;
struct nf_queue_entry *entry;
enum ip_conntrack_info uninitialized_var(ctinfo);
- struct nfnl_ct_hook *nfnl_ct;
+ struct nfnl_ct_hook *uninitialized_var(nfnl_ct);
struct nf_conn *ct = NULL;
struct net *net = sock_net(ctnl);
With x86_64_defconfig: GCC thinks that in nfulnl_recv_config flags parameter is not inited but it was under the same condition (nfula[NFULA_CFG_FLAGS] == true). Suppress this warning: net/netfilter/nfnetlink_log.c: In function ‘nfulnl_recv_config’: net/netfilter/nfnetlink_log.c:320:14: warning: ‘flags’ may be used uninitialized in this function [-Wmaybe-uninitialized] inst->flags = flags; ^ GCC thinks that nfnl_ct wasn't inited, but it is used only under if (ct && diff) where ct is not NULL only when nfnl_ct is inited. Reported-by: Florian Westphal <fw@strlen.de> Signed-off-by: Dmitry Safonov <0x7f454c46@gmail.com> --- net/netfilter/nfnetlink_log.c | 2 +- net/netfilter/nfnetlink_queue.c | 4 ++-- 2 files changed, 3 insertions(+), 3 deletions(-)