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authorJ. Bruce Fields <bfields@redhat.com>2013-04-08 21:42:12 +0200
committerJ. Bruce Fields <bfields@redhat.com>2013-04-09 21:49:50 +0200
commit373cd4098a6392395af63af220d989df00b444f7 (patch)
tree550e1ef40cfbf0b986e4422fa8354ed70023572f /fs/nfsd
parentnfsd4: don't close read-write opens too soon (diff)
downloadlinux-373cd4098a6392395af63af220d989df00b444f7.tar.xz
linux-373cd4098a6392395af63af220d989df00b444f7.zip
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 <bfields@redhat.com>
Diffstat (limited to 'fs/nfsd')
-rw-r--r--fs/nfsd/nfs4state.c14
1 files changed, 9 insertions, 5 deletions
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;