X-Git-Url: https://review.openocd.org/gitweb?a=blobdiff_plain;f=src%2Ftarget%2Ftarget_request.c;h=6ca204b508dd71e04a1be7abcb545d12597dbb5c;hb=96903e6df43e2bc967267e034edf15a7c274d044;hp=0b9233ad245abf4788ec517dfcb7232d030718d1;hpb=0999bdb830492fe3263c5c3c461bce03f87d3b8e;p=openocd.git

diff --git a/src/target/target_request.c b/src/target/target_request.c
index 0b9233ad24..6ca204b508 100644
--- a/src/target/target_request.c
+++ b/src/target/target_request.c
@@ -19,9 +19,7 @@
  *   GNU General Public License for more details.                          *
  *                                                                         *
  *   You should have received a copy of the GNU General Public License     *
- *   along with this program; if not, write to the                         *
- *   Free Software Foundation, Inc.,                                       *
- *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
+ *   along with this program.  If not, see <http://www.gnu.org/licenses/>. *
  ***************************************************************************/
 
 #ifdef HAVE_CONFIG_H
@@ -122,6 +120,8 @@ int target_request(struct target *target, uint32_t request)
 {
 	target_req_cmd_t target_req_cmd = request & 0xff;
 
+	assert(target->type->target_request_data);
+
 	/* Record that we got a target message for back-off algorithm */
 	got_message = true;
 
@@ -256,6 +256,11 @@ COMMAND_HANDLER(handle_target_request_debugmsgs_command)
 
 	int receiving = 0;
 
+	if (target->type->target_request_data == NULL) {
+		LOG_ERROR("Target %s does not support target requests", target_name(target));
+		return ERROR_OK;
+	}
+
 	/* see if reciever is already registered */
 	if (find_debug_msg_receiver(CMD_CTX, target) != NULL)
 		receiving = 1;