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-rw-r--r--src/database/sql/sql.go2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/database/sql/sql.go b/src/database/sql/sql.go
index b5facdbf2a..36995a1059 100644
--- a/src/database/sql/sql.go
+++ b/src/database/sql/sql.go
@@ -2684,6 +2684,8 @@ func (s *Stmt) removeClosedStmtLocked() {
for i := 0; i < len(s.css); i++ {
if s.css[i].dc.dbmuClosed {
s.css[i] = s.css[len(s.css)-1]
+ // Zero out the last element (for GC) before shrinking the slice.
+ s.css[len(s.css)-1] = connStmt{}
s.css = s.css[:len(s.css)-1]
i--
}