diff mbox series

[07/15] selftests/seccomp: Remove syscall setting #ifdefs

Message ID 20200912110820.597135-8-keescook@chromium.org
State New
Headers show
Series selftests/seccomp: Refactor change_syscall() | expand

Commit Message

Kees Cook Sept. 12, 2020, 11:08 a.m. UTC
With all architectures now using the common SYSCALL_NUM_SET() macro, the
arch-specific #ifdef can be removed from change_syscall() itself.

Signed-off-by: Kees Cook <keescook@chromium.org>
---
 tools/testing/selftests/seccomp/seccomp_bpf.c | 16 +++-------------
 1 file changed, 3 insertions(+), 13 deletions(-)

Comments

Christian Brauner Sept. 15, 2020, 4:01 p.m. UTC | #1
On Sat, Sep 12, 2020 at 04:08:12AM -0700, Kees Cook wrote:
> With all architectures now using the common SYSCALL_NUM_SET() macro, the
> arch-specific #ifdef can be removed from change_syscall() itself.
> 
> Signed-off-by: Kees Cook <keescook@chromium.org>
> ---

Looks good!
Acked-by: Christian Brauner <christian.brauner@ubuntu.com>
diff mbox series

Patch

diff --git a/tools/testing/selftests/seccomp/seccomp_bpf.c b/tools/testing/selftests/seccomp/seccomp_bpf.c
index aa1c224371d1..3b77bdbe7125 100644
--- a/tools/testing/selftests/seccomp/seccomp_bpf.c
+++ b/tools/testing/selftests/seccomp/seccomp_bpf.c
@@ -1865,20 +1865,9 @@  void change_syscall(struct __test_metadata *_metadata,
 	iov.iov_len = sizeof(regs);
 	ret = ptrace(PTRACE_GETREGSET, tracee, NT_PRSTATUS, &iov);
 #endif
-	EXPECT_EQ(0, ret) {}
+	EXPECT_EQ(0, ret);
 
-#if defined(__x86_64__) || defined(__i386__) || defined(__powerpc__) || \
-	defined(__s390__) || defined(__hppa__) || defined(__riscv) || \
-	defined(__xtensa__) || defined(__csky__) || defined(__sh__) || \
-	defined(__mips__) || defined(__arm__) || defined(__aarch64__)
-	{
-		SYSCALL_NUM_SET(regs, syscall);
-	}
-#else
-	ASSERT_EQ(1, 0) {
-		TH_LOG("How is the syscall changed on this architecture?");
-	}
-#endif
+	SYSCALL_NUM_SET(regs, syscall);
 
 	/* If syscall is skipped, change return value. */
 	if (syscall == -1)
@@ -1888,6 +1877,7 @@  void change_syscall(struct __test_metadata *_metadata,
 		SYSCALL_RET(regs) = result;
 #endif
 
+	/* Flush any register changes made. */
 #ifdef HAVE_GETREGS
 	ret = ptrace(PTRACE_SETREGS, tracee, 0, &regs);
 #else