X-Git-Url: https://git.artsoft.org/?a=blobdiff_plain;f=src%2Flibgame%2Fmsdos.c;h=407752bc96b73b6f3d6e2de9cd2d5a1b811f6c2f;hb=c14ddc8b933f45b1fb02e0fe5a7637655b88f90a;hp=02c6a96e34ffd97ea7e88a2a3eb9d25b97fa9764;hpb=74c0f7de91268e40d15948f473eac51a9760b9c0;p=rocksndiamonds.git

diff --git a/src/libgame/msdos.c b/src/libgame/msdos.c
index 02c6a96e..407752bc 100644
--- a/src/libgame/msdos.c
+++ b/src/libgame/msdos.c
@@ -1,7 +1,7 @@
 /***********************************************************
 * Artsoft Retro-Game Library                               *
 *----------------------------------------------------------*
-* (c) 1994-2002 Artsoft Entertainment                      *
+* (c) 1994-2006 Artsoft Entertainment                      *
 *               Holger Schemel                             *
 *               Detmolder Strasse 189                      *
 *               33604 Bielefeld                            *
@@ -378,8 +378,7 @@ Status XStringListToTextProperty(char **list, int count,
 
 void XFree(void *data)
 {
-  if (data)
-    free(data);
+  checked_free(data);
 }
 
 GC XCreateGC(Display *display, Drawable d, unsigned long value_mask,
@@ -441,7 +440,7 @@ Pixmap XCreatePixmap(Display *display, Drawable d, unsigned int width,
   BITMAP *bitmap = NULL;
 
   if (gfx_capabilities & GFX_HW_VRAM_BLIT &&
-      width  == gfx.scrollbuffer_width && height == gfx.scrollbuffer_height)
+      width == gfx.scrollbuffer_width && height == gfx.scrollbuffer_height)
     bitmap = create_video_bitmap(width, height);
 
   if (bitmap == NULL)
@@ -598,11 +597,9 @@ void XFreePixmap(Display *display, Pixmap pixmap)
 
 void XFreeGC(Display *display, GC gc)
 {
-  XGCValues *gcv;
+  XGCValues *gcv = (XGCValues *)gc;
 
-  gcv = (XGCValues *)gc;
-  if (gcv)
-    free(gcv);
+  checked_free(gcv);
 }
 
 void XUnmapWindow(Display *display, Window window)
@@ -616,11 +613,8 @@ void XCloseDisplay(Display *display)
   if (is_screen_bitmap(bitmap))
     destroy_bitmap(bitmap);
 
-  if (display->screens)
-    free(display->screens);
-
-  if (display)
-    free(display);
+  checked_free(display->screens);
+  checked_free(display);
 
   /* return to text mode (or DOS box on Windows screen) */
   set_gfx_mode(GFX_TEXT, 0, 0, 0, 0);