Coverity fixes

[claws.git] / src / textview.c

diff --git a/src/textview.c b/src/textview.c
index 31708d69f1245469950ec06a72e9ec1629d8c366..ae6de8244b55cf499ab77f80808e69132823c97f 100644 (file)
--- a/src/textview.c
+++ b/src/textview.c
@@ -693,7 +693,12 @@ static void textview_add_part(TextView *textview, MimeInfo *mimeinfo)
                        END_TIMING();
                        return;
                }
-               fseek(fp, mimeinfo->offset, SEEK_SET);
+               if (fseek(fp, mimeinfo->offset, SEEK_SET) < 0) {
+                       FILE_OP_ERROR(mimeinfo->data.filename, "fseek");
+                       fclose(fp);
+                       END_TIMING();
+                       return;
+               }
                headers = textview_scan_header(textview, fp);
                if (headers) {
                        if (charcount > 0)
@@ -1075,8 +1080,10 @@ static void textview_write_body(TextView *textview, MimeInfo *mimeinfo)
                filename = procmime_get_tmp_file_name(mimeinfo);
                if (procmime_get_part(filename, mimeinfo) == 0) {
                        tmpfp = g_fopen(filename, "rb");
-                       textview_show_ertf(textview, tmpfp, conv);
-                       fclose(tmpfp);
+                       if (tmpfp) {
+                               textview_show_ertf(textview, tmpfp, conv);
+                               fclose(tmpfp);
+                       }
                        claws_unlink(filename);
                }
                g_free(filename);
@@ -1155,7 +1162,11 @@ textview_default:
                        FILE_OP_ERROR(mimeinfo->data.filename, "fopen");
                        return;
                }
-               fseek(tmpfp, mimeinfo->offset, SEEK_SET);
+               if (fseek(tmpfp, mimeinfo->offset, SEEK_SET) < 0) {
+                       FILE_OP_ERROR(mimeinfo->data.filename, "fseek");
+                       fclose(tmpfp);
+                       return;
+               }
                debug_print("Viewing text content of type: %s (length: %d)\n", mimeinfo->subtype, mimeinfo->length);
                while (((i = ftell(tmpfp)) < mimeinfo->offset + mimeinfo->length) &&
                       (fgets(buf, sizeof(buf), tmpfp) != NULL)
@@ -2347,7 +2358,7 @@ void textview_scroll_max(TextView *textview, gboolean up)
 static gint textview_key_pressed(GtkWidget *widget, GdkEventKey *event,
                                 TextView *textview)
 {
-       GdkWindow *window;
+       GdkWindow *window = NULL;
        SummaryView *summaryview = NULL;
        MessageView *messageview = textview->messageview;
 
@@ -2393,15 +2404,17 @@ static gint textview_key_pressed(GtkWidget *widget, GdkEventKey *event,
                        summary_pass_key_press_event(summaryview, event);
                break;
        default:
-               window = gtk_widget_get_window(messageview->mainwin->window);
-               if (summaryview &&
-                   event->window != window) {
-                       GdkEventKey tmpev = *event;
-
-                       tmpev.window = window;
-                       KEY_PRESS_EVENT_STOP();
-                       gtk_widget_event(messageview->mainwin->window,
-                                        (GdkEvent *)&tmpev);
+               if (messageview->mainwin) {
+                       window = gtk_widget_get_window(messageview->mainwin->window);
+                       if (summaryview &&
+                           event->window != window) {
+                               GdkEventKey tmpev = *event;
+
+                               tmpev.window = window;
+                               KEY_PRESS_EVENT_STOP();
+                               gtk_widget_event(messageview->mainwin->window,
+                                                (GdkEvent *)&tmpev);
+                       }
                }
                break;
        }