diff options
author | Geert Uytterhoeven <geert@linux-m68k.org> | 2021-05-19 21:43:50 +0200 |
---|---|---|
committer | Tony Nguyen <anthony.l.nguyen@intel.com> | 2021-06-04 07:37:49 -0700 |
commit | 519d8ab17682da5f2fae5941d906d85b9fd3593a (patch) | |
tree | d326061ef227be7a3534d74e5b307a41378dd69c /drivers/net/can/vcan.c | |
parent | f9f83202b7263ac371d616d6894a2c9ed79158ef (diff) |
virtchnl: Add missing padding to virtchnl_proto_hdrs
On m68k (Coldfire M547x):
CC drivers/net/ethernet/intel/i40e/i40e_main.o
In file included from drivers/net/ethernet/intel/i40e/i40e_prototype.h:9,
from drivers/net/ethernet/intel/i40e/i40e.h:41,
from drivers/net/ethernet/intel/i40e/i40e_main.c:12:
include/linux/avf/virtchnl.h:153:36: warning: division by zero [-Wdiv-by-zero]
153 | { virtchnl_static_assert_##X = (n)/((sizeof(struct X) == (n)) ? 1 : 0) }
| ^
include/linux/avf/virtchnl.h:844:1: note: in expansion of macro ‘VIRTCHNL_CHECK_STRUCT_LEN’
844 | VIRTCHNL_CHECK_STRUCT_LEN(2312, virtchnl_proto_hdrs);
| ^~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/avf/virtchnl.h:844:33: error: enumerator value for ‘virtchnl_static_assert_virtchnl_proto_hdrs’ is not an integer constant
844 | VIRTCHNL_CHECK_STRUCT_LEN(2312, virtchnl_proto_hdrs);
| ^~~~~~~~~~~~~~~~~~~
On m68k, integers are aligned on addresses that are multiples of two,
not four, bytes. Hence the size of a structure containing integers may
not be divisible by 4.
Fix this by adding explicit padding.
Fixes: 1f7ea1cd6a374842 ("ice: Enable FDIR Configure for AVF")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Acked-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Diffstat (limited to 'drivers/net/can/vcan.c')
0 files changed, 0 insertions, 0 deletions