From 25508cf8338a989968b802918048c0ef197b5ff4 Mon Sep 17 00:00:00 2001
From: Carles Fernandez <carles.fernandez@gmail.com>
Date: Wed, 7 Jun 2017 19:42:38 +0200
Subject: [PATCH] Fix null pointer dereference

---
 src/algorithms/libs/rtklib/rtklib_ionex.cc | 1 -
 1 file changed, 1 deletion(-)

diff --git a/src/algorithms/libs/rtklib/rtklib_ionex.cc b/src/algorithms/libs/rtklib/rtklib_ionex.cc
index 41ebce9ba..c70a43fa6 100644
--- a/src/algorithms/libs/rtklib/rtklib_ionex.cc
+++ b/src/algorithms/libs/rtklib/rtklib_ionex.cc
@@ -392,7 +392,6 @@ void readtec(const char *file, nav_t *nav, int opt)
             if (!(fp = fopen(efiles[i], "r")))
                 {
                     trace(2, "ionex file open error %s\n", efiles[i]);
-                    fclose(fp);
                     continue;
                 }
             else