[geany/geany-plugins] 2a3ff8: Add a additional checks for doc != NULL and removing such ones later to ensure

[Frank Lanitz]

Branch:      refs/heads/master
Author:      Frank Lanitz <frank at frank.uvena.de>
Committer:   Frank Lanitz <frank at frank.uvena.de>
Date:        Mon, 20 Feb 2017 08:40:04 UTC
Commit:      2a3ff8cf630499e7a94c6bec7a6739a96b0ca37d
             https://github.com/geany/geany-plugins/commit/2a3ff8cf630499e7a94c6bec7a6739a96b0ca37d

Log Message:
-----------
Add a additional checks for doc != NULL and removing such ones later to ensure
there is no access of doc before it has been checked against NULL.


Modified Paths:
--------------
    lineoperations/src/lineoperations.c

Modified: lineoperations/src/lineoperations.c
14 lines changed, 7 insertions(+), 7 deletions(-)
===================================================================
@@ -160,6 +160,8 @@ action_indir_manip_item(GtkMenuItem *menuitem, gpointer gdata)
 	gint (*func)(gchar **lines, gint num_lines, gchar *new_file) = gdata;
 	GeanyDocument *doc    = document_get_current();
 
+	g_return_if_fail(doc != NULL);
+
 	struct lo_lines sel   = get_current_sel_lines(doc->editor->sci);
 	gint   num_lines      = (sel.end_line - sel.start_line) + 1;
 
@@ -191,10 +193,7 @@ action_indir_manip_item(GtkMenuItem *menuitem, gpointer gdata)
 
 	sci_start_undo_action(doc->editor->sci);
 
-
-	if(doc)
-		lines_affected = func(lines, num_lines, new_file);
-
+	lines_affected = func(lines, num_lines, new_file);
 
 	/* set new document */
 	sci_replace_sel(doc->editor->sci, new_file);
@@ -223,14 +222,15 @@ action_sci_manip_item(GtkMenuItem *menuitem, gpointer gdata)
 	/* function pointer to gdata -- function to be used */
 	gint (*func)(ScintillaObject *, gint, gint) = gdata;
 	GeanyDocument *doc  = document_get_current();
+
+	g_return_if_fail(doc != NULL);
+
 	struct lo_lines sel = get_current_sel_lines(doc->editor->sci);
 	gint lines_affected = 0;
 
-
 	sci_start_undo_action(doc->editor->sci);
 
-	if(doc)
-		lines_affected = func(doc->editor->sci, sel.start_line, sel.end_line);
+	lines_affected = func(doc->editor->sci, sel.start_line, sel.end_line);
 
 	/* put message in ui_statusbar, and highlight lines that were affected */
 	user_indicate(doc->editor, lines_affected, sel);



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