[4/5] sunrpc: add RPCSEC_GSS hash_cred() function
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Message ID 1475163881-12438-5-git-send-email-sorenson@redhat.com
State New
Headers show

Commit Message

Frank Sorenson Sept. 29, 2016, 3:44 p.m. UTC
Add a hash_cred() function for RPCSEC_GSS, using only the
uid from the auth_cred.

Signed-off-by: Frank Sorenson <sorenson@redhat.com>
---
 net/sunrpc/auth_gss/auth_gss.c | 7 +++++++
 1 file changed, 7 insertions(+)

Patch
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diff --git a/net/sunrpc/auth_gss/auth_gss.c b/net/sunrpc/auth_gss/auth_gss.c
index 976c781..d8bd97a 100644
--- a/net/sunrpc/auth_gss/auth_gss.c
+++ b/net/sunrpc/auth_gss/auth_gss.c
@@ -1298,6 +1298,12 @@  gss_destroy_cred(struct rpc_cred *cred)
 	gss_destroy_nullcred(cred);
 }
 
+static int
+gss_hash_cred(struct auth_cred *acred, unsigned int hashbits)
+{
+	return hash_64(from_kuid(&init_user_ns, acred->uid), hashbits);
+}
+
 /*
  * Lookup RPCSEC_GSS cred for the current process
  */
@@ -1982,6 +1988,7 @@  static const struct rpc_authops authgss_ops = {
 	.au_name	= "RPCSEC_GSS",
 	.create		= gss_create,
 	.destroy	= gss_destroy,
+	.hash_cred	= gss_hash_cred,
 	.lookup_cred	= gss_lookup_cred,
 	.crcreate	= gss_create_cred,
 	.list_pseudoflavors = gss_mech_list_pseudoflavors,