fix(test): improve process_vm_readvX failure test

Signed-off-by: Roberto Scolaro <[email protected]>
federico-sysdig · Feb 29, 2024 · bf3b9d5 · bf3b9d5
1 parent d753477
commit bf3b9d5
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/test/drivers/test_suites/syscall_exit_suite/process_vm_readv_x.cpp b/test/drivers/test_suites/syscall_exit_suite/process_vm_readv_x.cpp
@@ -10,11 +10,11 @@ TEST(SyscallExit, process_vm_readvX_failure)
 
 	/*=============================== TRIGGER SYSCALL ===========================*/
 
-	char buf[16];
-	iovec iov[] = {{buf, 16}};
+	// Setting the iov to NULL will cause the failure of the syscall.
+	iovec *iov = NULL;
 	int32_t iovcnt = 7;
 
-	size_t res = syscall(__NR_process_vm_readv, getpid(), iov, iovcnt, iov, iovcnt, 1);
+	size_t res = syscall(__NR_process_vm_readv, getpid(), iov, iovcnt, iov, iovcnt, 0);
 	assert_syscall_state(SYSCALL_FAILURE, "process_vm_readv", res, EQUAL, -1);
 
 	/*=============================== TRIGGER SYSCALL ===========================*/