NFS4.1: server gets drc mem fail should reply error at create_session
When server gets drc mem fail, it should reply error to client.
Signed-off-by: Mi Jinlong <mijinlong@cn.fujitsu.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 9e7f8af..5d0ee0f 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -749,6 +749,8 @@
*/
slotsize = nfsd4_sanitize_slot_size(fchan->maxresp_cached);
numslots = nfsd4_get_drc_mem(slotsize, fchan->maxreqs);
+ if (numslots < 1)
+ return NULL;
new = alloc_session(slotsize, numslots);
if (!new) {