fix crash when connecting GDB to powered down target

git-svn-id: svn://svn.berlios.de/openocd/trunk@1044 b42882b7-edfa-0310-969c-e2dbd0fdcd60

src/target/arm11.c

@@ -1642,7 +1642,7 @@ int arm11_set_reg(reg_t *reg, u8 *buf)
 	return ERROR_OK;
 }
 
-void arm11_build_reg_cache(target_t *target)
+int arm11_build_reg_cache(target_t *target)
 {
 	arm11_common_t *arm11 = target->arch_info;
 
@@ -1700,6 +1700,7 @@ void arm11_build_reg_cache(target_t *target)
 	rs->def_index		= i;
 	rs->target		= target;
 	}
+	return ERROR_OK;
 }
 
 int arm11_handle_bool(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc, bool * var, char * name)

src/target/arm11.h

@@ -220,7 +220,7 @@ int arm11_init_target(struct command_context_s *cmd_ctx, struct target_s *target
 int arm11_quit(void);
 
 /* helpers */
-void arm11_build_reg_cache(target_t *target);
+int arm11_build_reg_cache(target_t *target);
 int arm11_set_reg(reg_t *reg, u8 *buf);
 int arm11_get_reg(reg_t *reg);