From 76515228b0ed3bac98359ff0bc93836e54bdc0a3 Mon Sep 17 00:00:00 2001
From: Carles Fernandez <carles.fernandez@gmail.com>
Date: Tue, 13 Aug 2019 14:35:21 +0200
Subject: [PATCH] Avoid garbage values

---
 src/algorithms/libs/rtklib/rtklib_rtkcmn.cc | 7 +++++++
 src/algorithms/libs/rtklib/rtklib_tides.cc  | 4 ++--
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/src/algorithms/libs/rtklib/rtklib_rtkcmn.cc b/src/algorithms/libs/rtklib/rtklib_rtkcmn.cc
index 7ae3d67c2..786d5f189 100644
--- a/src/algorithms/libs/rtklib/rtklib_rtkcmn.cc
+++ b/src/algorithms/libs/rtklib/rtklib_rtkcmn.cc
@@ -1321,6 +1321,13 @@ int filter(double *x, double *P, const double *H, const double *v,
     xp_ = mat(k, 1);
     P_ = mat(k, k);
     Pp_ = mat(k, k);
+    for (i = 0; i < k; i++)
+        {
+            for (j = 0; j < k; j++)
+                {
+                    Pp_[i * k + j] = 0.0;
+                }
+        }
     H_ = mat(k, m);
     for (i = 0; i < k; i++)
         {
diff --git a/src/algorithms/libs/rtklib/rtklib_tides.cc b/src/algorithms/libs/rtklib/rtklib_tides.cc
index 4b3fba4a5..f675e38a6 100644
--- a/src/algorithms/libs/rtklib/rtklib_tides.cc
+++ b/src/algorithms/libs/rtklib/rtklib_tides.cc
@@ -127,8 +127,8 @@ void tide_solid(const double *rsun, const double *rmoon,
     const double *pos, const double *E, double gmst, int opt,
     double *dr)
 {
-    double dr1[3];
-    double dr2[3];
+    double dr1[3] = {0.0, 0.0, 0.0};
+    double dr2[3] = {0.0, 0.0, 0.0};
     double eu[3];
     double du;
     double dn;