Commit 4b41bd85 authored Dec 13, 2006 by J.Bruce Fields Committed by Linus Torvalds Dec 13, 2006

[PATCH] knfsd: nfsd: make exp_rootfh handle exp_parent errors



Since exp_parent can fail by returning an error (-EAGAIN) in addition to by
returning NULL, we should check for that case in exp_rootfh.

(TODO: we should check that userland handles these errors too.)

Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Signed-off-by: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

parent e5710199

fs/nfsd/export.c

+4 −0

Original line number	Diff line number	Diff line
		@@ -1104,6 +1104,10 @@ exp_rootfh(svc_client clp, char path, struct knfsd_fh *f, int maxsize)
		path, nd.dentry, clp->name,
		inode->i_sb->s_id, inode->i_ino);
		exp = exp_parent(clp, nd.mnt, nd.dentry, NULL);
		if (IS_ERR(exp)) {
		err = PTR_ERR(exp);
		goto out;
		}
		if (!exp) {
		dprintk("nfsd: exp_rootfh export not found.\n");
		goto out;