From 3ad65b95898155fc0e26c8ba69d73234ac82b7d0 Mon Sep 17 00:00:00 2001
From: Benjamin Berg <bberg@redhat.com>
Date: Mon, 4 May 2020 16:53:29 +0200
Subject: [PATCH] vfs5011: Prevent too small images

We need more than 1 line for assembling, but in general, we should
have a reasonable amount of lines. So use the width in the hope we'll
get an image that is about square at least.

Closes: #135
---
 libfprint/drivers/vfs5011.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/libfprint/drivers/vfs5011.c b/libfprint/drivers/vfs5011.c
index 4af3207..ffc0680 100644
--- a/libfprint/drivers/vfs5011.c
+++ b/libfprint/drivers/vfs5011.c
@@ -381,9 +381,8 @@ submit_image (FpiSsm          *ssm,
 {
   FpImage *img;
 
-  if (self->lines_recorded == 0)
+  if (self->lines_recorded < VFS5011_IMAGE_WIDTH)
     {
-      /* == FP_ENROLL_RETRY_TOO_SHORT */
       fpi_image_device_retry_scan (dev, FP_DEVICE_RETRY_TOO_SHORT);
       return;
     }