Re: [Keyrings] [PATCH] KEYS: Allow special keyrings to be cleared

[Steve Dickson]

Hey Trond,

Could you please add this patch to David's patch set?

tia,

steved.

Author: Steve Dickson <steved@xxxxxxxxxx>
Date:   Fri Nov 18 09:29:17 2011 -0500

    KEYS: allow keys to be revoked from the keyring
    
    To aid in cleaning up invalid id mappings add
    the write bit to the key permission. Allowing
    only root will be able to revoke the keys.
    
    Signed-off-by: Steve Dickson <steved@xxxxxxxxxx>

diff --git a/fs/nfs/idmap.c b/fs/nfs/idmap.c
index 47d1c6f..652238c 100644
--- a/fs/nfs/idmap.c
+++ b/fs/nfs/idmap.c
@@ -185,7 +185,7 @@ static ssize_t nfs_idmap_request_key(const char *name, size_t nam
        }
 
        rcu_read_lock();
-       rkey->perm |= KEY_USR_VIEW;
+       rkey->perm |= KEY_USR_VIEW|KEY_USR_WRITE;
 
        ret = key_validate(rkey);
        if (ret < 0)

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