Re: [PATCH] CRED: Fix regression in cap_capable() as shown up by sys_faccessat() [ver #2]

[David Howells]

J. Bruce Fields <bfields@xxxxxxxxxxxx> wrote:

> And the test failure
> is nfsd_lookup() returning OK on a directory when it should return
> nfserr_perm.  I assume that's the result of inode_permission(directory
> inode, MAY_EXEC) returning 0 when it shouldn't, but I haven't confirmed
> that.

The first problem directly related to this is, I think, addressed by the
attached patch.

There seems to be more to it, though.

David
---

diff --git a/fs/nfsd/auth.c b/fs/nfsd/auth.c
index 0184fe9..64bc1f5 100644
--- a/fs/nfsd/auth.c
+++ b/fs/nfsd/auth.c
@@ -76,7 +76,7 @@ int nfsd_setuser(struct svc_rqst *rqstp, struct svc_export *exp)
 
 	ret = set_groups(new, gi);
 	put_group_info(gi);
-	if (!ret)
+	if (ret < 0)
 		goto error;
 
 	if (new->uid)
--
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