Hi Mauro, The atomisp was broken by da22013f7df4 ("atomisp: remove indirection from sh_css_malloc") which caused that sh_css_calloc() wrapper function always returned NULL. Please pull. The following changes since commit da48c948c263c9d87dfc64566b3373a858cc8aa2: media: fix warning on v4l2_subdev_call() result interpreted as bool (2017-07-26 13:43:17 -0400) are available in the git repository at: https://linuxtv.org/git/sailus/media_tree.git atomisp-fix for you to fetch changes up to c1d6d0506602b707696d024e989ce90d8970b1e8: media: staging: atomisp: sh_css_calloc shall return a pointer to the allocated space (2017-08-08 15:54:06 +0300) ---------------------------------------------------------------- Sergei A. Trusov (1): media: staging: atomisp: sh_css_calloc shall return a pointer to the allocated space drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css.c | 1 + 1 file changed, 1 insertion(+) -- Sakari Ailus e-mail: sakari.ailus@xxxxxx XMPP: sailus@xxxxxxxxxxxxxx