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authorJani Nikula <jani.nikula@intel.com>2021-03-11 09:19:46 +0300
committerJani Nikula <jani.nikula@intel.com>2021-03-11 09:52:53 +0300
commit35bb28ece90dfb7f72b77ba529f25f79323d9581 (patch)
tree4ae931a45b83b5701214952066bb6fa6d839d7ff /scripts/gdb/linux/lists.py
parentaaca50ef45ed247d98a66c0a754d1be93ff35dde (diff)
parenta38fd8748464831584a19438cbb3082b5a2dab15 (diff)
downloadlinux-35bb28ece90dfb7f72b77ba529f25f79323d9581.tar.xz
Merge drm/drm-next into drm-intel-next
Sync up with upstream. Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'scripts/gdb/linux/lists.py')
-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