// SPDX-License-Identifier: GPL-2.0 #include <linux/bpf.h> #include <bpf/bpf_helpers.h> #include "bpf_misc.h" SEC("netfilter") __description("bpf_exit with invalid return code. test1") __failure __msg("R0 is not a known value") __naked void with_invalid_return_code_test1(void) { asm volatile (" \ r0 = *(u64*)(r1 + 0); \ exit; \ " ::: __clobber_all); } SEC("netfilter") __description("bpf_exit with valid return code. test2") __success __naked void with_valid_return_code_test2(void) { asm volatile (" \ r0 = 0; \ exit; \ " ::: __clobber_all); } SEC("netfilter") __description("bpf_exit with valid return code. test3") __success __naked void with_valid_return_code_test3(void) { asm volatile (" \ r0 = 1; \ exit; \ " ::: __clobber_all); } SEC("netfilter") __description("bpf_exit with invalid return code. test4") __failure __msg("R0 has value (0x2; 0x0)") __naked void with_invalid_return_code_test4(void) { asm volatile (" \ r0 = 2; \ exit; \ " ::: __clobber_all); }