* [PATCH linux-next] tools:test_xdp_noinline: fix boolreturn.cocci warnings
@ 2021-08-24 6:55 CGEL
2021-08-24 14:42 ` Shuah Khan
0 siblings, 1 reply; 4+ messages in thread
From: CGEL @ 2021-08-24 6:55 UTC (permalink / raw)
To: Alexei Starovoitov
Cc: Daniel Borkmann, Jakub Kicinski, Jesper Dangaard Brouer,
John Fastabend, Yonghong Song, netdev, linux-kselftest,
linux-kernel, Jing Yangyang, Zeal Robot
From: Jing Yangyang <jing.yangyang@zte.com.cn>
Return statements in functions returning bool should use true/false
instead of 1/0.
Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: Jing Yangyang <jing.yangyang@zte.com.cn>
---
.../selftests/bpf/progs/test_xdp_noinline.c | 42 +++++++++++-----------
1 file changed, 21 insertions(+), 21 deletions(-)
diff --git a/tools/testing/selftests/bpf/progs/test_xdp_noinline.c b/tools/testing/selftests/bpf/progs/test_xdp_noinline.c
index 3a67921..37075f8 100644
--- a/tools/testing/selftests/bpf/progs/test_xdp_noinline.c
+++ b/tools/testing/selftests/bpf/progs/test_xdp_noinline.c
@@ -239,7 +239,7 @@ bool parse_udp(void *data, void *data_end,
udp = data + off;
if (udp + 1 > data_end)
- return 0;
+ return false;
if (!is_icmp) {
pckt->flow.port16[0] = udp->source;
pckt->flow.port16[1] = udp->dest;
@@ -247,7 +247,7 @@ bool parse_udp(void *data, void *data_end,
pckt->flow.port16[0] = udp->dest;
pckt->flow.port16[1] = udp->source;
}
- return 1;
+ return true;
}
static __attribute__ ((noinline))
@@ -261,7 +261,7 @@ bool parse_tcp(void *data, void *data_end,
tcp = data + off;
if (tcp + 1 > data_end)
- return 0;
+ return false;
if (tcp->syn)
pckt->flags |= (1 << 1);
if (!is_icmp) {
@@ -271,7 +271,7 @@ bool parse_tcp(void *data, void *data_end,
pckt->flow.port16[0] = tcp->dest;
pckt->flow.port16[1] = tcp->source;
}
- return 1;
+ return true;
}
static __attribute__ ((noinline))
@@ -287,7 +287,7 @@ bool encap_v6(struct xdp_md *xdp, struct ctl_value *cval,
void *data;
if (bpf_xdp_adjust_head(xdp, 0 - (int)sizeof(struct ipv6hdr)))
- return 0;
+ return false;
data = (void *)(long)xdp->data;
data_end = (void *)(long)xdp->data_end;
new_eth = data;
@@ -295,7 +295,7 @@ bool encap_v6(struct xdp_md *xdp, struct ctl_value *cval,
old_eth = data + sizeof(struct ipv6hdr);
if (new_eth + 1 > data_end ||
old_eth + 1 > data_end || ip6h + 1 > data_end)
- return 0;
+ return false;
memcpy(new_eth->eth_dest, cval->mac, 6);
memcpy(new_eth->eth_source, old_eth->eth_dest, 6);
new_eth->eth_proto = 56710;
@@ -314,7 +314,7 @@ bool encap_v6(struct xdp_md *xdp, struct ctl_value *cval,
ip6h->saddr.in6_u.u6_addr32[2] = 3;
ip6h->saddr.in6_u.u6_addr32[3] = ip_suffix;
memcpy(ip6h->daddr.in6_u.u6_addr32, dst->dstv6, 16);
- return 1;
+ return true;
}
static __attribute__ ((noinline))
@@ -335,7 +335,7 @@ bool encap_v4(struct xdp_md *xdp, struct ctl_value *cval,
ip_suffix <<= 15;
ip_suffix ^= pckt->flow.src;
if (bpf_xdp_adjust_head(xdp, 0 - (int)sizeof(struct iphdr)))
- return 0;
+ return false;
data = (void *)(long)xdp->data;
data_end = (void *)(long)xdp->data_end;
new_eth = data;
@@ -343,7 +343,7 @@ bool encap_v4(struct xdp_md *xdp, struct ctl_value *cval,
old_eth = data + sizeof(struct iphdr);
if (new_eth + 1 > data_end ||
old_eth + 1 > data_end || iph + 1 > data_end)
- return 0;
+ return false;
memcpy(new_eth->eth_dest, cval->mac, 6);
memcpy(new_eth->eth_source, old_eth->eth_dest, 6);
new_eth->eth_proto = 8;
@@ -367,8 +367,8 @@ bool encap_v4(struct xdp_md *xdp, struct ctl_value *cval,
csum += *next_iph_u16++;
iph->check = ~((csum & 0xffff) + (csum >> 16));
if (bpf_xdp_adjust_head(xdp, (int)sizeof(struct iphdr)))
- return 0;
- return 1;
+ return false;
+ return true;
}
static __attribute__ ((noinline))
@@ -386,10 +386,10 @@ bool decap_v6(struct xdp_md *xdp, void **data, void **data_end, bool inner_v4)
else
new_eth->eth_proto = 56710;
if (bpf_xdp_adjust_head(xdp, (int)sizeof(struct ipv6hdr)))
- return 0;
+ return false;
*data = (void *)(long)xdp->data;
*data_end = (void *)(long)xdp->data_end;
- return 1;
+ return true;
}
static __attribute__ ((noinline))
@@ -404,10 +404,10 @@ bool decap_v4(struct xdp_md *xdp, void **data, void **data_end)
memcpy(new_eth->eth_dest, old_eth->eth_dest, 6);
new_eth->eth_proto = 8;
if (bpf_xdp_adjust_head(xdp, (int)sizeof(struct iphdr)))
- return 0;
+ return false;
*data = (void *)(long)xdp->data;
*data_end = (void *)(long)xdp->data_end;
- return 1;
+ return true;
}
static __attribute__ ((noinline))
@@ -564,22 +564,22 @@ static bool get_packet_dst(struct real_definition **real,
hash = get_packet_hash(pckt, hash_16bytes);
if (hash != 0x358459b7 /* jhash of ipv4 packet */ &&
hash != 0x2f4bc6bb /* jhash of ipv6 packet */)
- return 0;
+ return false;
key = 2 * vip_info->vip_num + hash % 2;
real_pos = bpf_map_lookup_elem(&ch_rings, &key);
if (!real_pos)
- return 0;
+ return false;
key = *real_pos;
*real = bpf_map_lookup_elem(&reals, &key);
if (!(*real))
- return 0;
+ return false;
if (!(vip_info->flags & (1 << 1))) {
__u32 conn_rate_key = 512 + 2;
struct lb_stats *conn_rate_stats =
bpf_map_lookup_elem(&stats, &conn_rate_key);
if (!conn_rate_stats)
- return 1;
+ return true;
cur_time = bpf_ktime_get_ns();
if ((cur_time - conn_rate_stats->v2) >> 32 > 0xffFFFF) {
conn_rate_stats->v1 = 1;
@@ -587,14 +587,14 @@ static bool get_packet_dst(struct real_definition **real,
} else {
conn_rate_stats->v1 += 1;
if (conn_rate_stats->v1 >= 1)
- return 1;
+ return true;
}
if (pckt->flow.proto == IPPROTO_UDP)
new_dst_lru.atime = cur_time;
new_dst_lru.pos = key;
bpf_map_update_elem(lru_map, &pckt->flow, &new_dst_lru, 0);
}
- return 1;
+ return true;
}
__attribute__ ((noinline))
--
1.8.3.1
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH linux-next] tools:test_xdp_noinline: fix boolreturn.cocci warnings
2021-08-24 6:55 [PATCH linux-next] tools:test_xdp_noinline: fix boolreturn.cocci warnings CGEL
@ 2021-08-24 14:42 ` Shuah Khan
2021-08-24 14:46 ` Jakub Kicinski
0 siblings, 1 reply; 4+ messages in thread
From: Shuah Khan @ 2021-08-24 14:42 UTC (permalink / raw)
To: CGEL, Alexei Starovoitov
Cc: Daniel Borkmann, Jakub Kicinski, Jesper Dangaard Brouer,
John Fastabend, Yonghong Song, netdev, linux-kselftest,
linux-kernel, Jing Yangyang, Zeal Robot, Shuah Khan
On 8/24/21 12:55 AM, CGEL wrote:
> From: Jing Yangyang <jing.yangyang@zte.com.cn>
>
> Return statements in functions returning bool should use true/false
> instead of 1/0.
>
> Reported-by: Zeal Robot <zealci@zte.com.cn>
> Signed-off-by: Jing Yangyang <jing.yangyang@zte.com.cn>
> ---
> .../selftests/bpf/progs/test_xdp_noinline.c | 42 +++++++++++-----------
> 1 file changed, 21 insertions(+), 21 deletions(-)
>
> diff --git a/tools/testing/selftests/bpf/progs/test_xdp_noinline.c b/tools/testing/selftests/bpf/progs/test_xdp_noinline.c
> index 3a67921..37075f8 100644
> --- a/tools/testing/selftests/bpf/progs/test_xdp_noinline.c
> +++ b/tools/testing/selftests/bpf/progs/test_xdp_noinline.c
> @@ -239,7 +239,7 @@ bool parse_udp(void *data, void *data_end,
> udp = data + off;
>
> if (udp + 1 > data_end)
> - return 0;
> + return false;
> if (!is_icmp) {
> pckt->flow.port16[0] = udp->source;
> pckt->flow.port16[1] = udp->dest;
> @@ -247,7 +247,7 @@ bool parse_udp(void *data, void *data_end,
> pckt->flow.port16[0] = udp->dest;
> pckt->flow.port16[1] = udp->source;
> }
> - return 1;
> + return true;
> }
>
> static __attribute__ ((noinline))
> @@ -261,7 +261,7 @@ bool parse_tcp(void *data, void *data_end,
>
> tcp = data + off;
> if (tcp + 1 > data_end)
> - return 0;
> + return false;
> if (tcp->syn)
> pckt->flags |= (1 << 1);
> if (!is_icmp) {
> @@ -271,7 +271,7 @@ bool parse_tcp(void *data, void *data_end,
> pckt->flow.port16[0] = tcp->dest;
> pckt->flow.port16[1] = tcp->source;
> }
> - return 1;
> + return true;
> }
>
> static __attribute__ ((noinline))
> @@ -287,7 +287,7 @@ bool encap_v6(struct xdp_md *xdp, struct ctl_value *cval,
> void *data;
>
> if (bpf_xdp_adjust_head(xdp, 0 - (int)sizeof(struct ipv6hdr)))
> - return 0;
> + return false;
> data = (void *)(long)xdp->data;
> data_end = (void *)(long)xdp->data_end;
> new_eth = data;
> @@ -295,7 +295,7 @@ bool encap_v6(struct xdp_md *xdp, struct ctl_value *cval,
> old_eth = data + sizeof(struct ipv6hdr);
> if (new_eth + 1 > data_end ||
> old_eth + 1 > data_end || ip6h + 1 > data_end)
> - return 0;
> + return false;
> memcpy(new_eth->eth_dest, cval->mac, 6);
> memcpy(new_eth->eth_source, old_eth->eth_dest, 6);
> new_eth->eth_proto = 56710;
> @@ -314,7 +314,7 @@ bool encap_v6(struct xdp_md *xdp, struct ctl_value *cval,
> ip6h->saddr.in6_u.u6_addr32[2] = 3;
> ip6h->saddr.in6_u.u6_addr32[3] = ip_suffix;
> memcpy(ip6h->daddr.in6_u.u6_addr32, dst->dstv6, 16);
> - return 1;
> + return true;
> }
>
> static __attribute__ ((noinline))
> @@ -335,7 +335,7 @@ bool encap_v4(struct xdp_md *xdp, struct ctl_value *cval,
> ip_suffix <<= 15;
> ip_suffix ^= pckt->flow.src;
> if (bpf_xdp_adjust_head(xdp, 0 - (int)sizeof(struct iphdr)))
> - return 0;
> + return false;
> data = (void *)(long)xdp->data;
> data_end = (void *)(long)xdp->data_end;
> new_eth = data;
> @@ -343,7 +343,7 @@ bool encap_v4(struct xdp_md *xdp, struct ctl_value *cval,
> old_eth = data + sizeof(struct iphdr);
> if (new_eth + 1 > data_end ||
> old_eth + 1 > data_end || iph + 1 > data_end)
> - return 0;
> + return false;
> memcpy(new_eth->eth_dest, cval->mac, 6);
> memcpy(new_eth->eth_source, old_eth->eth_dest, 6);
> new_eth->eth_proto = 8;
> @@ -367,8 +367,8 @@ bool encap_v4(struct xdp_md *xdp, struct ctl_value *cval,
> csum += *next_iph_u16++;
> iph->check = ~((csum & 0xffff) + (csum >> 16));
> if (bpf_xdp_adjust_head(xdp, (int)sizeof(struct iphdr)))
> - return 0;
> - return 1;
> + return false;
> + return true;
> }
>
> static __attribute__ ((noinline))
> @@ -386,10 +386,10 @@ bool decap_v6(struct xdp_md *xdp, void **data, void **data_end, bool inner_v4)
> else
> new_eth->eth_proto = 56710;
> if (bpf_xdp_adjust_head(xdp, (int)sizeof(struct ipv6hdr)))
> - return 0;
> + return false;
> *data = (void *)(long)xdp->data;
> *data_end = (void *)(long)xdp->data_end;
> - return 1;
> + return true;
> }
>
> static __attribute__ ((noinline))
> @@ -404,10 +404,10 @@ bool decap_v4(struct xdp_md *xdp, void **data, void **data_end)
> memcpy(new_eth->eth_dest, old_eth->eth_dest, 6);
> new_eth->eth_proto = 8;
> if (bpf_xdp_adjust_head(xdp, (int)sizeof(struct iphdr)))
> - return 0;
> + return false;
> *data = (void *)(long)xdp->data;
> *data_end = (void *)(long)xdp->data_end;
> - return 1;
> + return true;
> }
>
> static __attribute__ ((noinline))
> @@ -564,22 +564,22 @@ static bool get_packet_dst(struct real_definition **real,
> hash = get_packet_hash(pckt, hash_16bytes);
> if (hash != 0x358459b7 /* jhash of ipv4 packet */ &&
> hash != 0x2f4bc6bb /* jhash of ipv6 packet */)
> - return 0;
> + return false;
> key = 2 * vip_info->vip_num + hash % 2;
> real_pos = bpf_map_lookup_elem(&ch_rings, &key);
> if (!real_pos)
> - return 0;
> + return false;
> key = *real_pos;
> *real = bpf_map_lookup_elem(&reals, &key);
> if (!(*real))
> - return 0;
> + return false;
> if (!(vip_info->flags & (1 << 1))) {
> __u32 conn_rate_key = 512 + 2;
> struct lb_stats *conn_rate_stats =
> bpf_map_lookup_elem(&stats, &conn_rate_key);
>
> if (!conn_rate_stats)
> - return 1;
> + return true;
> cur_time = bpf_ktime_get_ns();
> if ((cur_time - conn_rate_stats->v2) >> 32 > 0xffFFFF) {
> conn_rate_stats->v1 = 1;
> @@ -587,14 +587,14 @@ static bool get_packet_dst(struct real_definition **real,
> } else {
> conn_rate_stats->v1 += 1;
> if (conn_rate_stats->v1 >= 1)
> - return 1;
> + return true;
> }
> if (pckt->flow.proto == IPPROTO_UDP)
> new_dst_lru.atime = cur_time;
> new_dst_lru.pos = key;
> bpf_map_update_elem(lru_map, &pckt->flow, &new_dst_lru, 0);
> }
> - return 1;
> + return true;
> }
>
> __attribute__ ((noinline))
>
We can't accept this patch. The from and Signed-off-by don't match.
thanks,
-- Shuah
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH linux-next] tools:test_xdp_noinline: fix boolreturn.cocci warnings
2021-08-24 14:42 ` Shuah Khan
@ 2021-08-24 14:46 ` Jakub Kicinski
2021-08-24 15:52 ` Shuah Khan
0 siblings, 1 reply; 4+ messages in thread
From: Jakub Kicinski @ 2021-08-24 14:46 UTC (permalink / raw)
To: Shuah Khan
Cc: CGEL, Alexei Starovoitov, Daniel Borkmann,
Jesper Dangaard Brouer, John Fastabend, Yonghong Song, netdev,
linux-kselftest, linux-kernel, Jing Yangyang, Zeal Robot
On Tue, 24 Aug 2021 08:42:15 -0600 Shuah Khan wrote:
> On 8/24/21 12:55 AM, CGEL wrote:
> > From: Jing Yangyang <jing.yangyang@zte.com.cn>
> >
> > Return statements in functions returning bool should use true/false
> > instead of 1/0.
> >
> > Reported-by: Zeal Robot <zealci@zte.com.cn>
> > Signed-off-by: Jing Yangyang <jing.yangyang@zte.com.cn>
>
> We can't accept this patch. The from and Signed-off-by don't match.
That's what I thought but there is a From in the email body which git
will pick up. The submission is correct.
Please trim your responses.
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH linux-next] tools:test_xdp_noinline: fix boolreturn.cocci warnings
2021-08-24 14:46 ` Jakub Kicinski
@ 2021-08-24 15:52 ` Shuah Khan
0 siblings, 0 replies; 4+ messages in thread
From: Shuah Khan @ 2021-08-24 15:52 UTC (permalink / raw)
To: Jakub Kicinski
Cc: CGEL, Alexei Starovoitov, Daniel Borkmann,
Jesper Dangaard Brouer, John Fastabend, Yonghong Song, netdev,
linux-kselftest, linux-kernel, Jing Yangyang, Zeal Robot,
Shuah Khan
On 8/24/21 8:46 AM, Jakub Kicinski wrote:
> On Tue, 24 Aug 2021 08:42:15 -0600 Shuah Khan wrote:
>> On 8/24/21 12:55 AM, CGEL wrote:
>>> From: Jing Yangyang <jing.yangyang@zte.com.cn>
>>>
>>> Return statements in functions returning bool should use true/false
>>> instead of 1/0.
>>>
>>> Reported-by: Zeal Robot <zealci@zte.com.cn>
>>> Signed-off-by: Jing Yangyang <jing.yangyang@zte.com.cn>
>>
>> We can't accept this patch. The from and Signed-off-by don't match.
>
> That's what I thought but there is a From in the email body which git
> will pick up. The submission is correct.
>
Missed that. Thanks.
> Please trim your responses.
>
Will do.
thanks,
-- Shuah
^ permalink raw reply [flat|nested] 4+ messages in thread
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2021-08-24 6:55 [PATCH linux-next] tools:test_xdp_noinline: fix boolreturn.cocci warnings CGEL
2021-08-24 14:42 ` Shuah Khan
2021-08-24 14:46 ` Jakub Kicinski
2021-08-24 15:52 ` Shuah Khan
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