diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog
index 855ceaaa3db..ecac8bbe052 100644
--- a/gdb/testsuite/ChangeLog
+++ b/gdb/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2020-11-12  Gary Benson <gbenson@redhat.com>
+
+	* gdb.threads/tls-so_extern_main.c (tls_ptr): Add missing return
+	statement.
+
 2020-11-11  Simon Marchi  <simon.marchi@efficios.com>
 
 	* gdb.base/continue-after-aborted-step-over.exp: Add "breakpoint
diff --git a/gdb/testsuite/gdb.threads/tls-so_extern_main.c b/gdb/testsuite/gdb.threads/tls-so_extern_main.c
index c326451d3c4..8ad857ceb24 100644
--- a/gdb/testsuite/gdb.threads/tls-so_extern_main.c
+++ b/gdb/testsuite/gdb.threads/tls-so_extern_main.c
@@ -25,6 +25,8 @@ tls_ptr (void *p)
 {
    so_extern = &so_extern;
    so_extern2 = &so_extern2; /* break here to check result */
+
+   return NULL;
 }
 
 int