i40iw: Add NULL check for puda buffer

i40iw_puda_get_listbuf may return NULL if the list is empty.
Add NULL check prior to accessing the pointer.

Signed-off-by: Mustafa Ismail <mustafa.ismail@intel.com>
Signed-off-by: Shiraz Saleem <shiraz.saleem@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Mustafa Ismail 2016-07-12 11:48:46 -05:00 • committed by Doug Ledford
commit da5c138185