diff options
| author | Jens Axboe <axboe@kernel.dk> | 2020-02-27 08:11:20 -0700 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2020-03-10 09:12:49 -0600 |
| commit | 0a384abfae66651b28e4bbe16883b1ff046ba3b3 (patch) | |
| tree | 482a79b57843d0a2184ecff7c5535ddf9304a88a /include/net | |
| parent | 4d954c258a0c365a85a2d1b1cccf63aec38fca4c (diff) | |
net: abstract out normal and compat msghdr import
This splits it into two parts, one that imports the message, and one
that imports the iovec. This allows a caller to only do the first part,
and import the iovec manually afterwards.
No functional changes in this patch.
Acked-by: David Miller <davem@davemloft.net>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'include/net')
| -rw-r--r-- | include/net/compat.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/net/compat.h b/include/net/compat.h index f277653c7e17..e341260642fe 100644 --- a/include/net/compat.h +++ b/include/net/compat.h @@ -38,6 +38,9 @@ struct compat_cmsghdr { #define compat_mmsghdr mmsghdr #endif /* defined(CONFIG_COMPAT) */ +int __get_compat_msghdr(struct msghdr *kmsg, struct compat_msghdr __user *umsg, + struct sockaddr __user **save_addr, compat_uptr_t *ptr, + compat_size_t *len); int get_compat_msghdr(struct msghdr *, struct compat_msghdr __user *, struct sockaddr __user **, struct iovec **); struct sock_fprog __user *get_compat_bpf_fprog(char __user *optval); |