From af7076663ab820647ae489d42eee5d94ad596b88 Mon Sep 17 00:00:00 2001 From: Ariel Otilibili Date: Tue, 3 Dec 2024 20:57:45 +0100 Subject: [PATCH] Clear out warnings about unused variables Seen while compile eBPF using `make CC=clang`. ``` opensnitch.c:330:6: warning: unused variable 'zero_key' [-Wunused-variable] 330 | u32 zero_key = 0; | ^~~~~~~~ opensnitch.c:372:6: warning: unused variable 'zero_key' [-Wunused-variable] 372 | u32 zero_key = 0; ``` Signed-off-by: Ariel Otilibili --- ebpf_prog/opensnitch.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/ebpf_prog/opensnitch.c b/ebpf_prog/opensnitch.c index eab2a715..2fe3232c 100644 --- a/ebpf_prog/opensnitch.c +++ b/ebpf_prog/opensnitch.c @@ -327,7 +327,6 @@ int kprobe__udpv6_sendmsg(struct pt_regs *ctx) udpv6_key.saddr = sock.saddr; #endif - u32 zero_key = 0; struct udpv6_value_t *lookedupValue = bpf_map_lookup_elem(&udpv6Map, &udpv6_key); u64 pid = bpf_get_current_pid_tgid() >> 32; if ( lookedupValue == NULL || lookedupValue->pid != pid) { @@ -369,7 +368,6 @@ int kprobe__iptunnel_xmit(struct pt_regs *ctx) struct udp_key_t udp_key; struct udp_value_t udp_value; - u32 zero_key = 0; __builtin_memset(&udp_key, 0, sizeof(udp_key)); __builtin_memset(&udp_value, 0, sizeof(udp_value));