[evolution/wip/mcrha/eds-libical-glib] Address "may be used uninitialized" compiler warnings

[Milan Crha <mcrha src gnome org>]

commit 40d273eba20337f8c36fbec19d2b177573fb0c35
Author: Milan Crha <mcrha redhat com>
Date:   Mon Apr 1 18:38:55 2019 +0200

    Address "may be used uninitialized" compiler warnings

 src/calendar/gui/e-cal-model-tasks.c            | 4 ++--
 src/calendar/gui/e-comp-editor-page-reminders.c | 2 +-
 src/calendar/gui/e-day-view-main-item.c         | 6 +++---
 3 files changed, 6 insertions(+), 6 deletions(-)
---
diff --git a/src/calendar/gui/e-cal-model-tasks.c b/src/calendar/gui/e-cal-model-tasks.c
index 978f530361..4f01a83a31 100644
--- a/src/calendar/gui/e-cal-model-tasks.c
+++ b/src/calendar/gui/e-cal-model-tasks.c
@@ -303,7 +303,7 @@ static gpointer
 get_url (ECalModelComponent *comp_data)
 {
        ICalProperty *prop;
-       const gchar *url;
+       const gchar *url = NULL;
 
        prop = i_cal_component_get_first_property (comp_data->icalcomp, I_CAL_URL_PROPERTY);
        if (prop) {
@@ -318,7 +318,7 @@ static gpointer
 get_location (ECalModelComponent *comp_data)
 {
        ICalProperty *prop;
-       const gchar *location;
+       const gchar *location = NULL;
 
        prop = i_cal_component_get_first_property (comp_data->icalcomp, I_CAL_LOCATION_PROPERTY);
        if (prop) {
diff --git a/src/calendar/gui/e-comp-editor-page-reminders.c b/src/calendar/gui/e-comp-editor-page-reminders.c
index afec40bcc8..ab776992df 100644
--- a/src/calendar/gui/e-comp-editor-page-reminders.c
+++ b/src/calendar/gui/e-comp-editor-page-reminders.c
@@ -1420,7 +1420,7 @@ ecep_reminders_fill_widgets (ECompEditorPage *page,
        comp = e_cal_component_new_from_icalcomponent (i_cal_component_new_clone (component));
        if (comp && e_cal_component_has_alarms (comp)) {
                GSList *alarms, *link;
-               gint alarm_type;
+               gint alarm_type = ALARM_NONE;
 
                alarms = e_cal_component_get_alarm_uids (comp);
 
diff --git a/src/calendar/gui/e-day-view-main-item.c b/src/calendar/gui/e-day-view-main-item.c
index 712f070773..39e93634fe 100644
--- a/src/calendar/gui/e-day-view-main-item.c
+++ b/src/calendar/gui/e-day-view-main-item.c
@@ -788,13 +788,13 @@ day_view_main_item_draw_day_event (EDayViewMainItem *main_item,
                                        ("%2i:%02i-%2i:%02i",
                                         start_display_hour, start_minute,
                                         end_display_hour, end_minute);
-                       } else {
-                               if (format_time) {
+                       } else if (format_time) {
                                /* 24 hour format without end time. */
                                text = g_strdup_printf
                                        ("%2i:%02i",
                                         start_display_hour, start_minute);
-                               }
+                       } else {
+                               text = NULL;
                        }
                } else {
                        if (day_view->show_event_end_times && show_span) {