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| author |   Christian Brauner <brauner@kernel.org> | 2023-11-30 13:49:10 +0100 |
|---|---|---|
| committer | Christian Brauner <brauner@kernel.org> | 2023-12-12 14:24:14 +0100 |
| commit | eac9189c96196574a83a553ca5a7543dd9f5fe3e (patch) | |
| tree | c85c66f053f75a511febc04d949b9bbe7f27620e /include/net/scm.h | |
| parent | fs: replace f_rcuhead with f_task_work (diff) | |
| download | wireguard-linux-eac9189c96196574a83a553ca5a7543dd9f5fe3e.tar.xz wireguard-linux-eac9189c96196574a83a553ca5a7543dd9f5fe3e.zip | |
file: stop exposing receive_fd_user()
Not every subsystem needs to have their own specialized helper.
Just us the __receive_fd() helper.
Link: https://lore.kernel.org/r/20231130-vfs-files-fixes-v1-4-e73ca6f4ea83@kernel.org
Reviewed-by: Jan Kara <jack@suse.cz>
Reviewed-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Christian Brauner <brauner@kernel.org>
Diffstat (limited to 'include/net/scm.h')
| -rw-r--r-- | include/net/scm.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/net/scm.h b/include/net/scm.h index e8c76b4be2fe..8aae2468bae0 100644 --- a/include/net/scm.h +++ b/include/net/scm.h @@ -5,6 +5,7 @@ #include <linux/limits.h> #include <linux/net.h> #include <linux/cred.h> +#include <linux/file.h> #include <linux/security.h> #include <linux/pid.h> #include <linux/nsproxy.h> @@ -208,5 +209,13 @@ static inline void scm_recv_unix(struct socket *sock, struct msghdr *msg, scm_destroy_cred(scm); } +static inline int scm_recv_one_fd(struct file *f, int __user *ufd, + unsigned int flags) +{ + if (!ufd) + return -EFAULT; + return __receive_fd(f, ufd, flags); +} + #endif /* __LINUX_NET_SCM_H */ |