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-rw-r--r--lib/btree.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/btree.c b/lib/btree.c
index 5cf9e74ec3f..f9a484676cb 100644
--- a/lib/btree.c
+++ b/lib/btree.c
@@ -509,6 +509,7 @@ retry:
int btree_insert(struct btree_head *head, struct btree_geo *geo,
unsigned long *key, void *val, gfp_t gfp)
{
+ BUG_ON(!val);
return btree_insert_level(head, geo, key, val, 1, gfp);
}
EXPORT_SYMBOL_GPL(btree_insert);