From c2883532edca47f457ba7ab8a0ff43b796a4f456 Mon Sep 17 00:00:00 2001
From: Uwe Risse <dg2ycb@gmx.de>
Date: Thu, 3 Aug 2023 18:24:01 +0200
Subject: [PATCH] Prevent a possible memory leak, patch by Mike W9MDB.

---
 lib/wsprd/wsprd.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/wsprd/wsprd.c b/lib/wsprd/wsprd.c
index 3fde45d75..b605f3ee9 100644
--- a/lib/wsprd/wsprd.c
+++ b/lib/wsprd/wsprd.c
@@ -146,6 +146,7 @@ unsigned long readwavfile(char *ptr_to_infile, int ntrmin, float *idat, float *q
     nr=fread(buf2,2,npoints,fp); //Read raw data
     fclose(fp);
     if( nr == 0 ) {
+        free(buf2);
         fprintf(stderr, "No data in file '%s'\n", ptr_to_infile);
         return 1;
     }