From f9af0b6cca392116d15cb0b3f48cd7ba55420131 Mon Sep 17 00:00:00 2001
From: Tim Newsome <tim@sifive.com>
Date: Mon, 7 Jan 2019 12:15:18 -0800
Subject: [PATCH] Handler target_get_gdb_reg_list() better.

That function might change from NULL reg_list but then return failure.
In that case reg_list shouldn't be freed.

Change-Id: I5380630c871d056fb52e25bda16836e346bd74b2
---
 src/server/gdb_server.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/server/gdb_server.c b/src/server/gdb_server.c
index 3548f166c..b95c1ecea 100644
--- a/src/server/gdb_server.c
+++ b/src/server/gdb_server.c
@@ -2399,6 +2399,7 @@ static int gdb_target_description_supported(struct target *target, int *supporte
 			&reg_list_size, REG_CLASS_ALL);
 	if (retval != ERROR_OK) {
 		LOG_ERROR("get register list failed");
+		reg_list = NULL;
 		goto error;
 	}