libpipi: fix a double free in the Oric codec.

git-svn-id: file:///srv/caca.zoy.org/var/lib/svn/libpipi/trunk@2944 92316355-f0b4-4df1-b90c-862c8a59935f

pipi/codec/oric.c

@@ -149,10 +149,7 @@ int pipi_save_oric(pipi_image_t *img, char const *name)
     screen = malloc(WIDTH * HEIGHT / 6);
     write_screen(data, screen);
     if(tmp)
-    {
-        free(screen);
         pipi_free(tmp);
-    }
 
     fwrite(screen, 1, WIDTH * HEIGHT / 6, fp);
     fclose(fp);