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fhandle: convert do_handle_open() to FD_ADD() 

Link: https://patch.msgid.link/20251123-work-fd-prepare-v4-4-b6efa1706cfd@kernel.org
Signed-off-by: Christian Brauner <brauner@kernel.org>
This commit is contained in:
Christian Brauner 2025-11-23 17:33:22 +01:00
parent a5fa9ab846
commit fbe58faa69
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GPG Key ID: 91C61BC06578DCA2
1 changed files with 13 additions and 17 deletions
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30
fs/fhandle.c
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@ -404,32 +404,28 @@ static int handle_to_path(int mountdirfd, struct file_handle __user *ufh,
return retval; return retval;
} }
static struct file *file_open_handle(struct path *path, int open_flag)
{
const struct export_operations *eops;
eops = path->mnt->mnt_sb->s_export_op;
if (eops->open)
return eops->open(path, open_flag);
return file_open_root(path, "", open_flag, 0);
}
static long do_handle_open(int mountdirfd, struct file_handle __user *ufh, static long do_handle_open(int mountdirfd, struct file_handle __user *ufh,
int open_flag) int open_flag)
{ {
long retval = 0; long retval;
struct path path __free(path_put) = {}; struct path path __free(path_put) = {};
struct file *file;
const struct export_operations *eops;
retval = handle_to_path(mountdirfd, ufh, &path, open_flag); retval = handle_to_path(mountdirfd, ufh, &path, open_flag);
if (retval) if (retval)
return retval; return retval;
CLASS(get_unused_fd, fd)(open_flag); return FD_ADD(open_flag, file_open_handle(&path, open_flag));
if (fd < 0)
return fd;
eops = path.mnt->mnt_sb->s_export_op;
if (eops->open)
file = eops->open(&path, open_flag);
else
file = file_open_root(&path, "", open_flag, 0);
if (IS_ERR(file))
return PTR_ERR(file);
fd_install(fd, file);
return take_fd(fd);
} }
/** /**