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-rw-r--r--src/vppinfra/bihash_template.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/vppinfra/bihash_template.c b/src/vppinfra/bihash_template.c
index 2571c47e64c..752597ebbd5 100644
--- a/src/vppinfra/bihash_template.c
+++ b/src/vppinfra/bihash_template.c
@@ -627,6 +627,9 @@ expand_ok:
tmp_b.lock = 0;
CLIB_MEMORY_BARRIER ();
b->as_u64 = tmp_b.as_u64;
+ /* free the old bucket */
+ v = BV (clib_bihash_get_value) (h, h->saved_bucket.offset);
+ BV (value_free) (h, v, h->saved_bucket.log2_pages);
BV (clib_bihash_alloc_unlock) (h);
return (0);
}