X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=blobdiff_plain;f=fs%2Fnfs%2Fcallback_xdr.c;h=79ff172eb1c81ac0bc2b89740157b6163ca6aa8b;hb=99edb18b86d9c37c98f182d45c0ae79070e70ac0;hp=03a20f5716c7a39b23ac97f218f6d1ea9bbff689;hpb=ea3f0ce756d678f94fd3060311030c5ed855e591;p=linux.git

diff --git a/fs/nfs/callback_xdr.c b/fs/nfs/callback_xdr.c
index 03a20f5716c7..79ff172eb1c8 100644
--- a/fs/nfs/callback_xdr.c
+++ b/fs/nfs/callback_xdr.c
@@ -18,6 +18,7 @@
 #include "callback.h"
 #include "internal.h"
 #include "nfs4session.h"
+#include "nfs4trace.h"
 
 #define CB_OP_TAGLEN_MAXSZ		(512)
 #define CB_OP_HDR_RES_MAXSZ		(2 * 4) // opcode, status
@@ -946,9 +947,13 @@ static __be32 nfs4_callback_compound(struct svc_rqst *rqstp)
 
 	if (hdr_arg.minorversion == 0) {
 		cps.clp = nfs4_find_client_ident(SVC_NET(rqstp), hdr_arg.cb_ident);
-		if (!cps.clp || !check_gss_callback_principal(cps.clp, rqstp)) {
-			if (cps.clp)
-				nfs_put_client(cps.clp);
+		if (!cps.clp) {
+			trace_nfs_cb_no_clp(rqstp->rq_xid, hdr_arg.cb_ident);
+			goto out_invalidcred;
+		}
+		if (!check_gss_callback_principal(cps.clp, rqstp)) {
+			trace_nfs_cb_badprinc(rqstp->rq_xid, hdr_arg.cb_ident);
+			nfs_put_client(cps.clp);
 			goto out_invalidcred;
 		}
 	}