warning: potential null pointer dereference

[rjopek]

Hi,

I did the tests on linux.

../../../../../../include/nuklear_xlib/../nuklear.h:8838:14: warning: potential null pointer dereference [-Wnull-dereference]
 8838 |     cb->last = b->allocated;
      |     ~~~~~~~~~^~~~~~~~~~~~~~
../../../../../../include/nuklear_xlib/../nuklear.h:8837:13: warning: potential null pointer dereference [-Wnull-dereference]
 8837 |     cb->end = b->allocated;
      |     ~~~~~~~~^~~~~~~~~~~~~~
../../../../../../include/nuklear_xlib/../nuklear.h:8836:15: warning: potential null pointer dereference [-Wnull-dereference]
 8836 |     cb->begin = b->allocated;
      |     ~~~~~~~~~~^~~~~~~~~~~~~~
../../../../../../include/nuklear_xlib/../nuklear.h:8835:22: warning: potential null pointer dereference [-Wnull-dereference]
 8835 |     cb->use_clipping = (int)clip;
      |     ~~~~~~~~~~~~~~~~~^~~~~~~~~~~
../../../../../../include/nuklear_xlib/../nuklear.h:8834:14: warning: potential null pointer dereference [-Wnull-dereference]
 8834 |     cb->base = b;
      |     ~~~~~~~~~^~~
In file included from ../../../../../../include/nuklear_xlib/hb_nuklear_xlib.h:24,
                 from ../../../../../../src/nuklear.c:34:
../../../../../../include/nuklear_xlib/../nuklear.h:20749:23: warning: potential null pointer dereference [-Wnull-dereference]
20749 |         popup->parent = win;
      |         ~~~~~~~~~~~~~~^~~~~
../../../../../../include/nuklear_xlib/../nuklear.h: In function ‘nk_popup_begin’:
../../../../../../include/nuklear_xlib/../nuklear.h:20657:23: warning: potential null pointer dereference [-Wnull-dereference]
20657 |         popup->parent = win;
      |         ~~~~~~~~~~~~~~^~~~~
../../../../../../include/nuklear_xlib/../nuklear.h: In function ‘nk_group_set_scroll’:
../../../../../../include/nuklear_xlib/../nuklear.h:22759:19: warning: potential null pointer dereference [-Wnull-dereference]
22759 |     *y_offset_ptr = y_offset;
      |     ~~~~~~~~~~~~~~^~~~~~~~~~
../../../../../../include/nuklear_xlib/../nuklear.h: In function ‘nk_list_view_begin’:
../../../../../../include/nuklear_xlib/../nuklear.h:22808:26: warning: potential null pointer dereference [-Wnull-dereference]
22808 |     view->scroll_value = *y_offset;
      |                          ^~~~~~~~~
../../../../../../include/nuklear_xlib/../nuklear.h:22811:15: warning: potential null pointer dereference [-Wnull-dereference]
22811 |     *y_offset = 0;
      |     ~~~~~~~~~~^~~

[dumblob]

Thanks for finding. PRs are always more than welcome!