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Code Issues Releases Wiki Activity

RDMA/core: Use sizeof_field() helper

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Make use of the sizeof_field() helper instead of an open-coded version.

Link: https://lore.kernel.org/r/20200527144152.GA22605@embeddedor
Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
This commit is contained in:
Gustavo A. R. Silva 2020-05-27 09:41:52 -05:00 committed by Jason Gunthorpe
parent ebd6e96b33
commit bebcfe85f4
5 changed files with 16 additions and 16 deletions
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14
drivers/infiniband/core/sa_query.c
View file

@ -190,7 +190,7 @@ static u32 tid;
#define PATH_REC_FIELD(field) \
.struct_offset_bytes = offsetof(struct sa_path_rec, field), \
.struct_size_bytes = sizeof((struct sa_path_rec *)0)->field, \
.struct_size_bytes = sizeof_field(struct sa_path_rec, field), \
.field_name = "sa_path_rec:" #field
static const struct ib_field path_rec_table[] = {
@ -292,7 +292,7 @@ static const struct ib_field path_rec_table[] = {
.struct_offset_bytes = \
offsetof(struct sa_path_rec, field), \
.struct_size_bytes = \
sizeof((struct sa_path_rec *)0)->field, \
sizeof_field(struct sa_path_rec, field), \
.field_name = "sa_path_rec:" #field
static const struct ib_field opa_path_rec_table[] = {
@ -420,7 +420,7 @@ static const struct ib_field opa_path_rec_table[] = {
#define MCMEMBER_REC_FIELD(field) \
.struct_offset_bytes = offsetof(struct ib_sa_mcmember_rec, field), \
.struct_size_bytes = sizeof ((struct ib_sa_mcmember_rec *) 0)->field, \
.struct_size_bytes = sizeof_field(struct ib_sa_mcmember_rec, field), \
.field_name = "sa_mcmember_rec:" #field
static const struct ib_field mcmember_rec_table[] = {
@ -504,7 +504,7 @@ static const struct ib_field mcmember_rec_table[] = {
#define SERVICE_REC_FIELD(field) \
.struct_offset_bytes = offsetof(struct ib_sa_service_rec, field), \
.struct_size_bytes = sizeof ((struct ib_sa_service_rec *) 0)->field, \
.struct_size_bytes = sizeof_field(struct ib_sa_service_rec, field), \
.field_name = "sa_service_rec:" #field
static const struct ib_field service_rec_table[] = {
@ -552,7 +552,7 @@ static const struct ib_field service_rec_table[] = {
#define CLASSPORTINFO_REC_FIELD(field) \
.struct_offset_bytes = offsetof(struct ib_class_port_info, field), \
.struct_size_bytes = sizeof((struct ib_class_port_info *)0)->field, \
.struct_size_bytes = sizeof_field(struct ib_class_port_info, field), \
.field_name = "ib_class_port_info:" #field
static const struct ib_field ib_classport_info_rec_table[] = {
@ -630,7 +630,7 @@ static const struct ib_field ib_classport_info_rec_table[] = {
.struct_offset_bytes =\
offsetof(struct opa_class_port_info, field), \
.struct_size_bytes = \
sizeof((struct opa_class_port_info *)0)->field, \
sizeof_field(struct opa_class_port_info, field), \
.field_name = "opa_class_port_info:" #field
static const struct ib_field opa_classport_info_rec_table[] = {
@ -710,7 +710,7 @@ static const struct ib_field opa_classport_info_rec_table[] = {
#define GUIDINFO_REC_FIELD(field) \
.struct_offset_bytes = offsetof(struct ib_sa_guidinfo_rec, field), \
.struct_size_bytes = sizeof((struct ib_sa_guidinfo_rec *) 0)->field, \
.struct_size_bytes = sizeof_field(struct ib_sa_guidinfo_rec, field), \
.field_name = "sa_guidinfo_rec:" #field
static const struct ib_field guidinfo_rec_table[] = {

2
drivers/infiniband/core/ud_header.c
View file

@ -41,7 +41,7 @@
#define STRUCT_FIELD(header, field) \
.struct_offset_bytes = offsetof(struct ib_unpacked_ ## header, field), \
.struct_size_bytes = sizeof ((struct ib_unpacked_ ## header *) 0)->field, \
.struct_size_bytes = sizeof_field(struct ib_unpacked_ ## header, field), \
.field_name = #header ":" #field
static const struct ib_field lrh_table[] = {

2
drivers/infiniband/core/uverbs_cmd.c
View file

@ -3741,7 +3741,7 @@ static int ib_uverbs_ex_modify_cq(struct uverbs_attr_bundle *attrs)
#define UAPI_DEF_WRITE_IO(req, resp) \
.write.has_resp = 1 + \
BUILD_BUG_ON_ZERO(offsetof(req, response) != 0) + \
BUILD_BUG_ON_ZERO(sizeof(((req *)0)->response) != \
BUILD_BUG_ON_ZERO(sizeof_field(req, response) != \
sizeof(u64)), \
.write.req_size = sizeof(req), .write.resp_size = sizeof(resp)

2
drivers/infiniband/core/uverbs_ioctl.c
View file

@ -137,7 +137,7 @@ EXPORT_SYMBOL(_uverbs_alloc);
static bool uverbs_is_attr_cleared(const struct ib_uverbs_attr *uattr,
u16 len)
{
if (uattr->len > sizeof(((struct ib_uverbs_attr *)0)->data))
if (uattr->len > sizeof_field(struct ib_uverbs_attr, data))
return ib_is_buffer_cleared(u64_to_user_ptr(uattr->data) + len,
uattr->len - len);

12
include/rdma/uverbs_ioctl.h
View file

@ -420,9 +420,9 @@ struct uapi_definition {
.scope = UAPI_SCOPE_OBJECT, \
.needs_fn_offset = \
offsetof(struct ib_device_ops, ibdev_fn) + \
BUILD_BUG_ON_ZERO( \
sizeof(((struct ib_device_ops *)0)->ibdev_fn) != \
sizeof(void *)), \
BUILD_BUG_ON_ZERO(sizeof_field(struct ib_device_ops, \
ibdev_fn) != \
sizeof(void *)), \
}
/*
@ -435,9 +435,9 @@ struct uapi_definition {
.scope = UAPI_SCOPE_METHOD, \
.needs_fn_offset = \
offsetof(struct ib_device_ops, ibdev_fn) + \
BUILD_BUG_ON_ZERO( \
sizeof(((struct ib_device_ops *)0)->ibdev_fn) != \
sizeof(void *)), \
BUILD_BUG_ON_ZERO(sizeof_field(struct ib_device_ops, \
ibdev_fn) != \
sizeof(void *)), \
}
/* Call a function to determine if the entire object is supported or not */