From dac6c01df94333686d810a049dedfb32ee8b132b Mon Sep 17 00:00:00 2001

From: =?UTF-8?q?Marco=20Trevisan=20=28Trevi=C3=B1o=29?= <mail@3v1n0.net>

Date: Thu, 28 Nov 2019 20:15:21 +0100

Subject: [PATCH 063/181] fpi-ssm: Bug on handler set to a NULL function

We would crash otherwise, while this is quite obvious there was no code

enforcing this.

---

 libfprint/fpi-ssm.c | 1 +

 1 file changed, 1 insertion(+)

diff --git a/libfprint/fpi-ssm.c b/libfprint/fpi-ssm.c

index 0f54b1d..4498ce9 100644

--- a/libfprint/fpi-ssm.c

+++ b/libfprint/fpi-ssm.c

@@ -114,6 +114,7 @@ fpi_ssm_new (FpDevice             *dev,

   FpiSsm *machine;

   BUG_ON (nr_states < 1);

+  BUG_ON (handler == NULL);

   machine = g_new0 (FpiSsm, 1);

   machine->handler = handler;

-- 

2.24.1