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Hello,
On Sat, 16 Feb 2019, Andrea Claudi wrote:
> Change the data type of the following variables from int to bool
> across ipvs code:
>
> - found
> - loop
> - need_full_dest
> - need_full_svc
> - payload_csum
>
> Also change the following functions to use bool full_entry param
> instead of int:
>
> - ip_vs_genl_parse_dest()
> - ip_vs_genl_parse_service()
>
> This patch does not change any functionality but makes the source
> code slightly easier to read.
>
> Signed-off-by: Andrea Claudi <aclaudi@xxxxxxxxxx>
Looks good to me, thanks!
Acked-by: Julian Anastasov <ja@xxxxxx>
> ---
> net/netfilter/ipvs/ip_vs_ctl.c | 12 ++++++------
> net/netfilter/ipvs/ip_vs_ftp.c | 4 ++--
> net/netfilter/ipvs/ip_vs_proto_tcp.c | 8 ++++----
> net/netfilter/ipvs/ip_vs_proto_udp.c | 8 ++++----
> net/netfilter/ipvs/ip_vs_xmit.c | 4 ++--
> 5 files changed, 18 insertions(+), 18 deletions(-)
>
> diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c
> index ac8d848d7624..0665ffca407f 100644
> --- a/net/netfilter/ipvs/ip_vs_ctl.c
> +++ b/net/netfilter/ipvs/ip_vs_ctl.c
> @@ -3088,7 +3088,7 @@ static bool ip_vs_is_af_valid(int af)
>
> static int ip_vs_genl_parse_service(struct netns_ipvs *ipvs,
> struct ip_vs_service_user_kern *usvc,
> - struct nlattr *nla, int full_entry,
> + struct nlattr *nla, bool full_entry,
> struct ip_vs_service **ret_svc)
> {
> struct nlattr *attrs[IPVS_SVC_ATTR_MAX + 1];
> @@ -3175,7 +3175,7 @@ static struct ip_vs_service
> *ip_vs_genl_find_service(struct netns_ipvs *ipvs,
> struct ip_vs_service *svc;
> int ret;
>
> - ret = ip_vs_genl_parse_service(ipvs, &usvc, nla, 0, &svc);
> + ret = ip_vs_genl_parse_service(ipvs, &usvc, nla, false, &svc);
> return ret ? ERR_PTR(ret) : svc;
> }
>
> @@ -3285,7 +3285,7 @@ static int ip_vs_genl_dump_dests(struct sk_buff *skb,
> }
>
> static int ip_vs_genl_parse_dest(struct ip_vs_dest_user_kern *udest,
> - struct nlattr *nla, int full_entry)
> + struct nlattr *nla, bool full_entry)
> {
> struct nlattr *attrs[IPVS_DEST_ATTR_MAX + 1];
> struct nlattr *nla_addr, *nla_port;
> @@ -3547,11 +3547,11 @@ static int ip_vs_genl_set_daemon(struct sk_buff *skb,
> struct genl_info *info)
>
> static int ip_vs_genl_set_cmd(struct sk_buff *skb, struct genl_info *info)
> {
> + bool need_full_svc = false, need_full_dest = false;
> struct ip_vs_service *svc = NULL;
> struct ip_vs_service_user_kern usvc;
> struct ip_vs_dest_user_kern udest;
> int ret = 0, cmd;
> - int need_full_svc = 0, need_full_dest = 0;
> struct net *net = sock_net(skb->sk);
> struct netns_ipvs *ipvs = net_ipvs(net);
>
> @@ -3575,7 +3575,7 @@ static int ip_vs_genl_set_cmd(struct sk_buff *skb,
> struct genl_info *info)
> * received a valid one. We need a full service specification when
> * adding / editing a service. Only identifying members otherwise. */
> if (cmd == IPVS_CMD_NEW_SERVICE || cmd == IPVS_CMD_SET_SERVICE)
> - need_full_svc = 1;
> + need_full_svc = true;
>
> ret = ip_vs_genl_parse_service(ipvs, &usvc,
> info->attrs[IPVS_CMD_ATTR_SERVICE],
> @@ -3595,7 +3595,7 @@ static int ip_vs_genl_set_cmd(struct sk_buff *skb,
> struct genl_info *info)
> if (cmd == IPVS_CMD_NEW_DEST || cmd == IPVS_CMD_SET_DEST ||
> cmd == IPVS_CMD_DEL_DEST) {
> if (cmd != IPVS_CMD_DEL_DEST)
> - need_full_dest = 1;
> + need_full_dest = true;
>
> ret = ip_vs_genl_parse_dest(&udest,
> info->attrs[IPVS_CMD_ATTR_DEST],
> diff --git a/net/netfilter/ipvs/ip_vs_ftp.c b/net/netfilter/ipvs/ip_vs_ftp.c
> index 4398a72edec5..fe69d46ff779 100644
> --- a/net/netfilter/ipvs/ip_vs_ftp.c
> +++ b/net/netfilter/ipvs/ip_vs_ftp.c
> @@ -124,7 +124,7 @@ static int ip_vs_ftp_get_addrport(char *data, char
> *data_limit,
> }
> s = data + plen;
> if (skip) {
> - int found = 0;
> + bool found = false;
>
> for (;; s++) {
> if (s == data_limit)
> @@ -136,7 +136,7 @@ static int ip_vs_ftp_get_addrport(char *data, char
> *data_limit,
> if (!ext && isdigit(*s))
> break;
> if (*s == skip)
> - found = 1;
> + found = true;
> } else if (*s != skip) {
> break;
> }
> diff --git a/net/netfilter/ipvs/ip_vs_proto_tcp.c
> b/net/netfilter/ipvs/ip_vs_proto_tcp.c
> index 1770fc6ce960..a95ef1d77159 100644
> --- a/net/netfilter/ipvs/ip_vs_proto_tcp.c
> +++ b/net/netfilter/ipvs/ip_vs_proto_tcp.c
> @@ -149,8 +149,8 @@ tcp_snat_handler(struct sk_buff *skb, struct
> ip_vs_protocol *pp,
> {
> struct tcphdr *tcph;
> unsigned int tcphoff = iph->len;
> + bool payload_csum = false;
> int oldlen;
> - int payload_csum = 0;
>
> #ifdef CONFIG_IP_VS_IPV6
> if (cp->af == AF_INET6 && iph->fragoffs)
> @@ -176,7 +176,7 @@ tcp_snat_handler(struct sk_buff *skb, struct
> ip_vs_protocol *pp,
> if (ret == 1)
> oldlen = skb->len - tcphoff;
> else
> - payload_csum = 1;
> + payload_csum = true;
> }
>
> tcph = (void *)skb_network_header(skb) + tcphoff;
> @@ -227,8 +227,8 @@ tcp_dnat_handler(struct sk_buff *skb, struct
> ip_vs_protocol *pp,
> {
> struct tcphdr *tcph;
> unsigned int tcphoff = iph->len;
> + bool payload_csum = false;
> int oldlen;
> - int payload_csum = 0;
>
> #ifdef CONFIG_IP_VS_IPV6
> if (cp->af == AF_INET6 && iph->fragoffs)
> @@ -257,7 +257,7 @@ tcp_dnat_handler(struct sk_buff *skb, struct
> ip_vs_protocol *pp,
> if (ret == 1)
> oldlen = skb->len - tcphoff;
> else
> - payload_csum = 1;
> + payload_csum = true;
> }
>
> tcph = (void *)skb_network_header(skb) + tcphoff;
> diff --git a/net/netfilter/ipvs/ip_vs_proto_udp.c
> b/net/netfilter/ipvs/ip_vs_proto_udp.c
> index 0f53c49025f8..d914e077d51b 100644
> --- a/net/netfilter/ipvs/ip_vs_proto_udp.c
> +++ b/net/netfilter/ipvs/ip_vs_proto_udp.c
> @@ -139,8 +139,8 @@ udp_snat_handler(struct sk_buff *skb, struct
> ip_vs_protocol *pp,
> {
> struct udphdr *udph;
> unsigned int udphoff = iph->len;
> + bool payload_csum = false;
> int oldlen;
> - int payload_csum = 0;
>
> #ifdef CONFIG_IP_VS_IPV6
> if (cp->af == AF_INET6 && iph->fragoffs)
> @@ -168,7 +168,7 @@ udp_snat_handler(struct sk_buff *skb, struct
> ip_vs_protocol *pp,
> if (ret == 1)
> oldlen = skb->len - udphoff;
> else
> - payload_csum = 1;
> + payload_csum = true;
> }
>
> udph = (void *)skb_network_header(skb) + udphoff;
> @@ -222,8 +222,8 @@ udp_dnat_handler(struct sk_buff *skb, struct
> ip_vs_protocol *pp,
> {
> struct udphdr *udph;
> unsigned int udphoff = iph->len;
> + bool payload_csum = false;
> int oldlen;
> - int payload_csum = 0;
>
> #ifdef CONFIG_IP_VS_IPV6
> if (cp->af == AF_INET6 && iph->fragoffs)
> @@ -252,7 +252,7 @@ udp_dnat_handler(struct sk_buff *skb, struct
> ip_vs_protocol *pp,
> if (ret == 1)
> oldlen = skb->len - udphoff;
> else
> - payload_csum = 1;
> + payload_csum = true;
> }
>
> udph = (void *)skb_network_header(skb) + udphoff;
> diff --git a/net/netfilter/ipvs/ip_vs_xmit.c b/net/netfilter/ipvs/ip_vs_xmit.c
> index 473cce2a5231..175349fcf91f 100644
> --- a/net/netfilter/ipvs/ip_vs_xmit.c
> +++ b/net/netfilter/ipvs/ip_vs_xmit.c
> @@ -126,7 +126,7 @@ static struct rtable *do_output_route4(struct net *net,
> __be32 daddr,
> {
> struct flowi4 fl4;
> struct rtable *rt;
> - int loop = 0;
> + bool loop = false;
>
> memset(&fl4, 0, sizeof(fl4));
> fl4.daddr = daddr;
> @@ -149,7 +149,7 @@ static struct rtable *do_output_route4(struct net *net,
> __be32 daddr,
> ip_rt_put(rt);
> *saddr = fl4.saddr;
> flowi4_update_output(&fl4, 0, 0, daddr, fl4.saddr);
> - loop++;
> + loop = true;
> goto retry;
> }
> *saddr = fl4.saddr;
> --
> 2.20.1
Regards
--
Julian Anastasov <ja@xxxxxx>
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