From: J. Bruce Fields Date: Mon, 8 Apr 2013 19:42:12 +0000 (-0400) Subject: nfsd4: cleanup check_forechannel_attrs X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=373cd4098a6392395af63af220d989df00b444f7;p=deliverable%2Flinux.git nfsd4: cleanup check_forechannel_attrs Pass this struct by reference, not by value, and return an error instead of a boolean to allow for future additions. Signed-off-by: J. Bruce Fields --- diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index 7d2e3b54b9df..f1262f73f08b 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -1803,10 +1803,13 @@ nfsd4_replay_create_session(struct nfsd4_create_session *cr_ses, /* seqid, slotID, slotID, slotID, status */ \ 5 ) * sizeof(__be32)) -static bool check_forechannel_attrs(struct nfsd4_channel_attrs fchannel) +static __be32 check_forechannel_attrs(struct nfsd4_channel_attrs *ca) { - return fchannel.maxreq_sz < NFSD_MIN_REQ_HDR_SEQ_SZ - || fchannel.maxresp_sz < NFSD_MIN_RESP_HDR_SEQ_SZ; + if (ca->maxreq_sz < NFSD_MIN_REQ_HDR_SEQ_SZ) + return nfserr_toosmall; + if (ca->maxresp_sz < NFSD_MIN_RESP_HDR_SEQ_SZ) + return nfserr_toosmall; + return nfs_ok; } __be32 @@ -1824,8 +1827,9 @@ nfsd4_create_session(struct svc_rqst *rqstp, if (cr_ses->flags & ~SESSION4_FLAG_MASK_A) return nfserr_inval; - if (check_forechannel_attrs(cr_ses->fore_channel)) - return nfserr_toosmall; + status = check_forechannel_attrs(&cr_ses->fore_channel); + if (status) + return status; new = alloc_session(&cr_ses->fore_channel, nn); if (!new) return nfserr_jukebox;