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authorJ. Bruce Fields <bfields@redhat.com>2014-05-12 18:10:58 -0400
committerJ. Bruce Fields <bfields@redhat.com>2014-05-30 17:32:17 -0400
commita5cddc885b99458df963a75abbe0b40cbef56c48 (patch)
treeb7f200949823f98207aa2d2fd72c112fa3e6ee8e /net/sunrpc/auth_gss
parentd05d5744ef67879877dbe2e3d0fb9fcc27ee44e5 (diff)
downloadop-kernel-dev-a5cddc885b99458df963a75abbe0b40cbef56c48.zip
op-kernel-dev-a5cddc885b99458df963a75abbe0b40cbef56c48.tar.gz
nfsd4: better reservation of head space for krb5
RPC_MAX_AUTH_SIZE is scattered around several places. Better to set it once in the auth code, where this kind of estimate should be made. And while we're at it we can leave it zero when we're not using krb5i or krb5p. Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'net/sunrpc/auth_gss')
-rw-r--r--net/sunrpc/auth_gss/svcauth_gss.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/sunrpc/auth_gss/svcauth_gss.c b/net/sunrpc/auth_gss/svcauth_gss.c
index 0f73f45..4ce5ecce 100644
--- a/net/sunrpc/auth_gss/svcauth_gss.c
+++ b/net/sunrpc/auth_gss/svcauth_gss.c
@@ -1503,6 +1503,7 @@ svcauth_gss_accept(struct svc_rqst *rqstp, __be32 *authp)
if (unwrap_integ_data(rqstp, &rqstp->rq_arg,
gc->gc_seq, rsci->mechctx))
goto garbage_args;
+ rqstp->rq_auth_slack = RPC_MAX_AUTH_SIZE;
break;
case RPC_GSS_SVC_PRIVACY:
/* placeholders for length and seq. number: */
@@ -1511,6 +1512,7 @@ svcauth_gss_accept(struct svc_rqst *rqstp, __be32 *authp)
if (unwrap_priv_data(rqstp, &rqstp->rq_arg,
gc->gc_seq, rsci->mechctx))
goto garbage_args;
+ rqstp->rq_auth_slack = RPC_MAX_AUTH_SIZE * 2;
break;
default:
goto auth_err;
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