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Commit c4720591 authored by J. Bruce Fields's avatar J. Bruce Fields
Browse files

nfsd4: Fix MACH_CRED NULL dereference 



Fixes a NULL-dereference on attempts to use MACH_CRED protection over
auth_sys.

Signed-off-by: default avatarJ. Bruce Fields <bfields@redhat.com>
parent 7193bd17

fs/nfsd/nfs4state.c

+2 −0
Original line number Diff line number Diff line
@@ -1264,6 +1264,8 @@ static bool svc_rqst_integrity_protected(struct svc_rqst *rqstp) 
	struct svc_cred *cr = &rqstp->rq_cred;

	u32 service;



	if (!cr->cr_gss_mech)

		return false;

	service = gss_pseudoflavor_to_service(cr->cr_gss_mech, cr->cr_flavor);

	return service == RPC_GSS_SVC_INTEGRITY ||

	       service == RPC_GSS_SVC_PRIVACY;