lkml.org 
[lkml]   [2021]   [Dec]   [9]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCHv2 bpf-next] samples/bpf:remove unneeded variable
Date
From: Minghao Chi <chi.minghao@zte.com.cn>

return value form directly instead of
taking this in another redundant variable.

Reported-by: Zeal Robot <zealci@zte.com.cm>
Signed-off-by: Minghao Chi <chi.minghao@zte.com.cn>
---
samples/bpf/xdp_redirect_cpu.bpf.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/samples/bpf/xdp_redirect_cpu.bpf.c b/samples/bpf/xdp_redirect_cpu.bpf.c
index f10fe3cf25f6..25e3a405375f 100644
--- a/samples/bpf/xdp_redirect_cpu.bpf.c
+++ b/samples/bpf/xdp_redirect_cpu.bpf.c
@@ -100,7 +100,6 @@ u16 get_dest_port_ipv4_udp(struct xdp_md *ctx, u64 nh_off)
void *data = (void *)(long)ctx->data;
struct iphdr *iph = data + nh_off;
struct udphdr *udph;
- u16 dport;

if (iph + 1 > data_end)
return 0;
@@ -111,8 +110,7 @@ u16 get_dest_port_ipv4_udp(struct xdp_md *ctx, u64 nh_off)
if (udph + 1 > data_end)
return 0;

- dport = bpf_ntohs(udph->dest);
- return dport;
+ return bpf_ntohs(udph->dest);
}

static __always_inline
--
2.25.1
\
 
 \ /
  Last update: 2021-12-09 09:02    [W:0.048 / U:0.068 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site