Commit bc69fdde authored by Ian Kent's avatar Ian Kent Committed by Christian Brauner
Browse files

autofs: refactor autofs_prepare_pipe() 



Refactor autofs_prepare_pipe() by seperating out a check function
to be used later.

Signed-off-by: default avatarIan Kent <raven@themaw.net>
Reviewed-by: default avatarBill O'Donnell <bodonnel@redhat.com>
Message-Id: <20230922041215.13675-2-raven@themaw.net>
Signed-off-by: default avatarChristian Brauner <brauner@kernel.org>
parent ce9ecca0

fs/autofs/autofs_i.h

+9 −1
Original line number Diff line number Diff line
@@ -209,12 +209,20 @@ int autofs_fill_super(struct super_block *, void *, int); 
struct autofs_info *autofs_new_ino(struct autofs_sb_info *);

void autofs_clean_ino(struct autofs_info *);



static inline int autofs_prepare_pipe(struct file *pipe)

static inline int autofs_check_pipe(struct file *pipe)

{

	if (!(pipe->f_mode & FMODE_CAN_WRITE))

		return -EINVAL;

	if (!S_ISFIFO(file_inode(pipe)->i_mode))

		return -EINVAL;

	return 0;

}



static inline int autofs_prepare_pipe(struct file *pipe)

{

	int ret = autofs_check_pipe(pipe);

	if (ret < 0)

		return ret;

	/* We want a packet pipe */

	pipe->f_flags |= O_DIRECT;

	/* We don't expect -EAGAIN */