diff options
Diffstat (limited to 'apps/examples/nxconsole/nxcon_wndo.c')
| -rw-r--r-- | apps/examples/nxconsole/nxcon_wndo.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/apps/examples/nxconsole/nxcon_wndo.c b/apps/examples/nxconsole/nxcon_wndo.c index b052af0d2..6fadda866 100644 --- a/apps/examples/nxconsole/nxcon_wndo.c +++ b/apps/examples/nxconsole/nxcon_wndo.c @@ -119,9 +119,14 @@ static void nxwndo_redraw(NXWINDOW hwnd, FAR const struct nxgl_rect_s *rect, hwnd, rect->pt1.x, rect->pt1.y, rect->pt2.x, rect->pt2.y, more ? "true" : "false"); - /* Inform the NX console of the redraw request */ + /* Don't attempt to redraw if the driver has not yet been opened */ - nxcon_redraw(g_nxcon_vars.hdrvr, rect, more); + if (g_nxcon_vars.hdrvr) + { + /* Inform the NX console of the redraw request */ + + nxcon_redraw(g_nxcon_vars.hdrvr, rect, more); + } } /**************************************************************************** |