[gspell] checker: Fix potential resource leaks

[Garrett Regier <gregier src gnome org>]

commit 8e736cce443a7e736edba48c01f12cb4041d29ec
Author: Garrett Regier <garrettregier gmail com>
Date:   Sat Jan 21 18:21:45 2017 -0800

    checker: Fix potential resource leaks
    
    Detected by Coverity
    
    https://bugzilla.gnome.org/show_bug.cgi?id=777595

 gspell/gspell-checker-dialog.c |   16 ++++++++++------
 1 files changed, 10 insertions(+), 6 deletions(-)
---
diff --git a/gspell/gspell-checker-dialog.c b/gspell/gspell-checker-dialog.c
index 9ccbef7..38ef7e6 100644
--- a/gspell/gspell-checker-dialog.c
+++ b/gspell/gspell-checker-dialog.c
@@ -555,16 +555,18 @@ change_button_clicked_handler (GtkButton           *button,
                               GspellCheckerDialog *dialog)
 {
        GspellCheckerDialogPrivate *priv;
+       const gchar *entry_text;
        gchar *change_to;
 
        priv = gspell_checker_dialog_get_instance_private (dialog);
 
        g_return_if_fail (priv->misspelled_word != NULL);
 
-       change_to = g_strdup (gtk_entry_get_text (priv->word_entry));
-       g_return_if_fail (change_to != NULL);
-       g_return_if_fail (change_to[0] != '\0');
+       entry_text = gtk_entry_get_text (priv->word_entry);
+       g_return_if_fail (entry_text != NULL);
+       g_return_if_fail (entry_text[0] != '\0');
 
+       change_to = g_strdup (entry_text);
        gspell_checker_set_correction (priv->checker,
                                       priv->misspelled_word, -1,
                                       change_to, -1);
@@ -594,16 +596,18 @@ change_all_button_clicked_handler (GtkButton           *button,
                                   GspellCheckerDialog *dialog)
 {
        GspellCheckerDialogPrivate *priv;
+       const gchar *entry_text;
        gchar *change_to;
 
        priv = gspell_checker_dialog_get_instance_private (dialog);
 
        g_return_if_fail (priv->misspelled_word != NULL);
 
-       change_to = g_strdup (gtk_entry_get_text (priv->word_entry));
-       g_return_if_fail (change_to != NULL);
-       g_return_if_fail (change_to[0] != '\0');
+       entry_text = gtk_entry_get_text (priv->word_entry);
+       g_return_if_fail (entry_text != NULL);
+       g_return_if_fail (entry_text[0] != '\0');
 
+       change_to = g_strdup (entry_text);
        gspell_checker_set_correction (priv->checker,
                                       priv->misspelled_word, -1,
                                       change_to, -1);