Commit ac55b3f0 authored by Minghao Chi's avatar Minghao Chi Committed by Andrii Nakryiko
Browse files

samples/bpf: Remove unneeded variable 



Return value directly instead of taking this in another redundant variable.

Reported-by: default avatarZeal Robot <zealci@zte.com.cm>
Signed-off-by: default avatarMinghao Chi <chi.minghao@zte.com.cn>
Signed-off-by: default avatarAndrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/bpf/20211209080051.421844-1-chi.minghao@zte.com.cn
parent 73b6eae5

samples/bpf/xdp_redirect_cpu.bpf.c

+1 −3
Original line number Original line Diff line number Diff line
@@ -100,7 +100,6 @@ u16 get_dest_port_ipv4_udp(struct xdp_md *ctx, u64 nh_off) 
	void *data     = (void *)(long)ctx->data;

	void *data     = (void *)(long)ctx->data;

	struct iphdr *iph = data + nh_off;

	struct iphdr *iph = data + nh_off;

	struct udphdr *udph;

	struct udphdr *udph;

	u16 dport;





	if (iph + 1 > data_end)

	if (iph + 1 > data_end)

		return 0;

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

	if (udph + 1 > data_end)

		return 0;

		return 0;





	dport = bpf_ntohs(udph->dest);

	return bpf_ntohs(udph->dest);

	return dport;

}

}





static __always_inline

static __always_inline