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Commit 54c33e7f authored by Miklos Szeredi's avatar Miklos Szeredi Committed by Al Viro
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vfs: do_last(): make ENOENT exit RCU safe 



This will allow this code to be used in RCU mode.

Signed-off-by: default avatarMiklos Szeredi <mszeredi@suse.cz>
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent d45ea867

fs/namei.c

+4 −2
Original line number Diff line number Diff line
@@ -2361,8 +2361,10 @@ static struct file *do_last(struct nameidata *nd, struct path *path, 
	BUG_ON(nd->flags & LOOKUP_RCU);

	inode = path->dentry->d_inode;

	error = -ENOENT;

	if (!inode)

		goto exit_dput;

	if (!inode) {

		path_to_nameidata(path, nd);

		goto exit;

	}



	if (should_follow_link(inode, !symlink_ok)) {

		if (nd->flags & LOOKUP_RCU) {