3.12-stable review patch. If anyone has any objections, please let me know.
------------------
From: "J. Bruce Fields" <bfie...@redhat.com>
commit 3378b7f40d79930f0f447a164c7e8fcbe4480e40 upstream.
Security labels in setattr calls are currently ignored because we forget
to set label->len.
Reported-by: Jeff Layton <jlay...@redhat.com>
Signed-off-by: J. Bruce Fields <bfie...@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
fs/nfsd/nfs4xdr.c | 1 +
1 file changed, 1 insertion(+)
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -411,6 +411,7 @@ nfsd4_decode_fattr(struct nfsd4_compound
label->data = kzalloc(dummy32 + 1, GFP_KERNEL);
if (!label->data)
return nfserr_jukebox;
+ label->len = dummy32;
defer_free(argp, kfree, label->data);
memcpy(label->data, buf, dummy32);
}
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