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take grabbing f->f_path to do_dentry_open() 

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2012-07-20 23:28:46 +04:00
parent 5c33b183a3
commit b5bcdda327
1 changed files with 2 additions and 4 deletions
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6
fs/open.c
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@ -654,6 +654,7 @@ static int do_dentry_open(struct file *f,
if (unlikely(f->f_flags & O_PATH))
f->f_mode = FMODE_PATH;
path_get(&f->f_path);
inode = f->f_path.dentry->d_inode;
if (f->f_mode & FMODE_WRITE) {
error = __get_file_write_access(inode, f->f_path.mnt);
@ -739,9 +740,7 @@ int finish_open(struct file *file, struct dentry *dentry,
int error;
BUG_ON(*opened & FILE_OPENED); /* once it's opened, it's opened */
mntget(file->f_path.mnt);
file->f_path.dentry = dget(dentry);
file->f_path.dentry = dentry;
error = do_dentry_open(file, open, current_cred());
if (!error)
*opened |= FILE_OPENED;
@ -784,7 +783,6 @@ struct file *dentry_open(const struct path *path, int flags,
f->f_flags = flags;
f->f_path = *path;
path_get(&f->f_path);
error = do_dentry_open(f, NULL, cred);
if (!error) {
error = open_check_o_direct(f);