Commit dae575e6 authored by Al Viro's avatar Al Viro
Browse files

backing_file_user_path(): constify struct path * 



Callers never use the resulting pointer to modify the struct path it
points to (nor should they).

Reviewed-by: default avatarJan Kara <jack@suse.cz>
Reviewed-by: default avatarChristian Brauner <brauner@kernel.org>
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent b320789d

fs/file_table.c

+1 −1
Original line number Diff line number Diff line
@@ -54,7 +54,7 @@ struct backing_file { 


#define backing_file(f) container_of(f, struct backing_file, file)



struct path *backing_file_user_path(const struct file *f)

const struct path *backing_file_user_path(const struct file *f)

{

	return &backing_file(f)->user_path;

}

include/linux/fs.h

+1 −1
Original line number Diff line number Diff line
@@ -2879,7 +2879,7 @@ struct file *dentry_open_nonotify(const struct path *path, int flags, 
				  const struct cred *cred);

struct file *dentry_create(const struct path *path, int flags, umode_t mode,

			   const struct cred *cred);

struct path *backing_file_user_path(const struct file *f);

const struct path *backing_file_user_path(const struct file *f);



/*

 * When mmapping a file on a stackable filesystem (e.g., overlayfs), the file