diff options
Diffstat (limited to 'drivers/infiniband/core/uverbs.h')
| -rw-r--r-- | drivers/infiniband/core/uverbs.h | 35 |
1 files changed, 21 insertions, 14 deletions
diff --git a/drivers/infiniband/core/uverbs.h b/drivers/infiniband/core/uverbs.h index 37c8903e7fd0..ee2739ae4305 100644 --- a/drivers/infiniband/core/uverbs.h +++ b/drivers/infiniband/core/uverbs.h @@ -47,21 +47,28 @@ #include <rdma/ib_umem.h> #include <rdma/ib_user_verbs.h> -#define INIT_UDATA(udata, ibuf, obuf, ilen, olen) \ - do { \ - (udata)->inbuf = (const void __user *) (ibuf); \ - (udata)->outbuf = (void __user *) (obuf); \ - (udata)->inlen = (ilen); \ - (udata)->outlen = (olen); \ - } while (0) +static inline void +ib_uverbs_init_udata(struct ib_udata *udata, + const void __user *ibuf, + void __user *obuf, + size_t ilen, size_t olen) +{ + udata->inbuf = ibuf; + udata->outbuf = obuf; + udata->inlen = ilen; + udata->outlen = olen; +} -#define INIT_UDATA_BUF_OR_NULL(udata, ibuf, obuf, ilen, olen) \ - do { \ - (udata)->inbuf = (ilen) ? (const void __user *) (ibuf) : NULL; \ - (udata)->outbuf = (olen) ? (void __user *) (obuf) : NULL; \ - (udata)->inlen = (ilen); \ - (udata)->outlen = (olen); \ - } while (0) +static inline void +ib_uverbs_init_udata_buf_or_null(struct ib_udata *udata, + const void __user *ibuf, + void __user *obuf, + size_t ilen, size_t olen) +{ + ib_uverbs_init_udata(udata, + ilen ? ibuf : NULL, olen ? obuf : NULL, + ilen, olen); +} /* * Our lifetime rules for these structs are the following: |