From 74bb899ce2a3f8965a4a005a4201c2977dc0fd56 Mon Sep 17 00:00:00 2001
From: Bastien Nocera <hadess@hadess.net>
Date: Wed, 12 Dec 2018 17:06:36 +0100
Subject: [PATCH] mindtct: Fix "garbage value" error in dft_dir_powers()

libfprint/nbis/mindtct/dft.c:212:30: warning: The left operand of '*' is a garbage value
      cospart += (rowsums[i] * wave->cos[i]);
                  ~~~~~~~~~~ ^
---
 libfprint/nbis/mindtct/dft.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libfprint/nbis/mindtct/dft.c b/libfprint/nbis/mindtct/dft.c
index 0cc490a..be48586 100644
--- a/libfprint/nbis/mindtct/dft.c
+++ b/libfprint/nbis/mindtct/dft.c
@@ -118,6 +118,7 @@ int dft_dir_powers(double **powers, unsigned char *pdata,
       fprintf(stderr, "ERROR : dft_dir_powers : malloc : rowsums\n");
       return(-91);
    }
+   memset(rowsums, 0, dftgrids->grid_w * sizeof(int));
 
    /* Foreach direction ... */
    for(dir = 0; dir < dftgrids->ngrids; dir++){