Commit 207612eb authored by Ilya Leoshkevich's avatar Ilya Leoshkevich Committed by Alexei Starovoitov
Browse files

selftests/bpf: Fix test_lsm on s390x 



Use syscall macros to access the setdomainname() arguments; currently
the code uses gprs[2] instead of orig_gpr2 for the first argument.

Signed-off-by: default avatarIlya Leoshkevich <iii@linux.ibm.com>
Link: https://lore.kernel.org/r/20230128000650.1516334-16-iii@linux.ibm.com


Signed-off-by: default avatarAlexei Starovoitov <ast@kernel.org>
parent be6b5c10

tools/testing/selftests/bpf/progs/lsm.c

+4 −3
Original line number Diff line number Diff line
@@ -6,6 +6,7 @@ 


#include "bpf_misc.h"

#include "vmlinux.h"

#include <bpf/bpf_core_read.h>

#include <bpf/bpf_helpers.h>

#include <bpf/bpf_tracing.h>

#include <errno.h>
@@ -164,8 +165,8 @@ int copy_test = 0; 
SEC("fentry.s/" SYS_PREFIX "sys_setdomainname")

int BPF_PROG(test_sys_setdomainname, struct pt_regs *regs)

{

	void *ptr = (void *)PT_REGS_PARM1(regs);

	int len = PT_REGS_PARM2(regs);

	void *ptr = (void *)PT_REGS_PARM1_SYSCALL(regs);

	int len = PT_REGS_PARM2_SYSCALL(regs);

	int buf = 0;

	long ret;