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-rw-r--r--scripts/gdb/linux/lists.py5
1 files changed, 5 insertions, 0 deletions
diff --git a/scripts/gdb/linux/lists.py b/scripts/gdb/linux/lists.py
index c487ddf09d38..bae4d70b7eae 100644
--- a/scripts/gdb/linux/lists.py
+++ b/scripts/gdb/linux/lists.py
@@ -27,6 +27,11 @@ def list_for_each(head):
raise TypeError("Must be struct list_head not {}"
.format(head.type))
+ if head['next'] == 0:
+ gdb.write("list_for_each: Uninitialized list '{}' treated as empty\n"
+ .format(head.address))
+ return
+
node = head['next'].dereference()
while node.address != head.address:
yield node.address