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-rw-r--r--net/sunrpc/auth_gss/svcauth_gss.c29
1 files changed, 17 insertions, 12 deletions
diff --git a/net/sunrpc/auth_gss/svcauth_gss.c b/net/sunrpc/auth_gss/svcauth_gss.c
index d2ccc7e8faab..fdad66dc9a9f 100644
--- a/net/sunrpc/auth_gss/svcauth_gss.c
+++ b/net/sunrpc/auth_gss/svcauth_gss.c
@@ -755,6 +755,21 @@ svcauth_gss_set_client(struct svc_rqst *rqstp)
755 return SVC_OK; 755 return SVC_OK;
756} 756}
757 757
758static inline int
759gss_write_init_verf(struct svc_rqst *rqstp, struct rsi *rsip)
760{
761 struct rsc *rsci;
762
763 if (rsip->major_status != GSS_S_COMPLETE)
764 return gss_write_null_verf(rqstp);
765 rsci = gss_svc_searchbyctx(&rsip->out_handle);
766 if (rsci == NULL) {
767 rsip->major_status = GSS_S_NO_CONTEXT;
768 return gss_write_null_verf(rqstp);
769 }
770 return gss_write_verf(rqstp, rsci->mechctx, GSS_SEQ_WIN);
771}
772
758/* 773/*
759 * Accept an rpcsec packet. 774 * Accept an rpcsec packet.
760 * If context establishment, punt to user space 775 * If context establishment, punt to user space
@@ -890,18 +905,8 @@ svcauth_gss_accept(struct svc_rqst *rqstp, u32 *authp)
890 case -ENOENT: 905 case -ENOENT:
891 goto drop; 906 goto drop;
892 case 0: 907 case 0:
893 if (rsip->major_status == GSS_S_COMPLETE) { 908 if (gss_write_init_verf(rqstp, rsip))
894 rsci = gss_svc_searchbyctx(&rsip->out_handle); 909 goto drop;
895 if (!rsci) {
896 goto drop;
897 }
898 if (gss_write_verf(rqstp, rsci->mechctx,
899 GSS_SEQ_WIN))
900 goto drop;
901 } else {
902 if (gss_write_null_verf(rqstp))
903 goto drop;
904 }
905 if (resv->iov_len + 4 > PAGE_SIZE) 910 if (resv->iov_len + 4 > PAGE_SIZE)
906 goto drop; 911 goto drop;
907 svc_putu32(resv, rpc_success); 912 svc_putu32(resv, rpc_success);