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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-07-01 13:55:39 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-07-01 13:55:39 +0200
commit19ed3bb5587b30ace275cb604fb2b9c60dc49de0 (patch)
treee44bf7a63c6df69dacd4ee4501a97618daa5c013 /include/linux/pgalloc_tag.h
parent783100f6ea0ae74a4ff3d616d4bce3b54badf347 (diff)
parent22a40d14b572deb80c0648557f4bd502d7e83826 (diff)
Merge 6.10-rc6 into char-misc-next
We need the char/misc/iio fixes in here as well to build on top of. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/pgalloc_tag.h')
-rw-r--r--include/linux/pgalloc_tag.h11
1 files changed, 8 insertions, 3 deletions
diff --git a/include/linux/pgalloc_tag.h b/include/linux/pgalloc_tag.h
index 86ba5d33e43b..9cacadbd61f8 100644
--- a/include/linux/pgalloc_tag.h
+++ b/include/linux/pgalloc_tag.h
@@ -37,6 +37,9 @@ static inline union codetag_ref *get_page_tag_ref(struct page *page)
static inline void put_page_tag_ref(union codetag_ref *ref)
{
+ if (WARN_ON(!ref))
+ return;
+
page_ext_put(page_ext_from_codetag_ref(ref));
}
@@ -102,9 +105,11 @@ static inline struct alloc_tag *pgalloc_tag_get(struct page *page)
union codetag_ref *ref = get_page_tag_ref(page);
alloc_tag_sub_check(ref);
- if (ref && ref->ct)
- tag = ct_to_alloc_tag(ref->ct);
- put_page_tag_ref(ref);
+ if (ref) {
+ if (ref->ct)
+ tag = ct_to_alloc_tag(ref->ct);
+ put_page_tag_ref(ref);
+ }
}
return tag;