If a target is not examined when the debugger tries to connect to it
then it can lead to undesired/undefined behavior.
In particular it leads to a zero pointer dereference on the aarch64.
Change-Id: I67f2b714ab8b2727fd36f3de16d7f9017b4c55fe
Signed-off-by: Mikhail Rasputin <mikhail.godlike.rasputin@yandex.ru>
Reviewed-on: http://openocd.zylin.com/5727
Tested-by: jenkins
Reviewed-by: Tomas Vanek <vanekt@fbl.cz>
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
struct reg **reg_list[], int *reg_list_size,
enum target_register_class reg_class)
{
- int result = target->type->get_gdb_reg_list(target, reg_list,
+ int result = ERROR_FAIL;
+
+ if (!target_was_examined(target)) {
+ LOG_ERROR("Target not examined yet");
+ goto done;
+ }
+
+ result = target->type->get_gdb_reg_list(target, reg_list,
reg_list_size, reg_class);
+
+done:
if (result != ERROR_OK) {
*reg_list = NULL;
*reg_list_size = 0;