Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/fs/nfs/callback_proc.c b/fs/nfs/callback_proc.c
index 3159673..f39924b 100644
--- a/fs/nfs/callback_proc.c
+++ b/fs/nfs/callback_proc.c
@@ -414,27 +414,39 @@
validate_seqid(const struct nfs4_slot_table *tbl, const struct nfs4_slot *slot,
const struct cb_sequenceargs * args)
{
+ __be32 ret;
+
+ ret = cpu_to_be32(NFS4ERR_BADSLOT);
if (args->csa_slotid > tbl->server_highest_slotid)
- return htonl(NFS4ERR_BADSLOT);
+ goto out_err;
/* Replay */
if (args->csa_sequenceid == slot->seq_nr) {
+ ret = cpu_to_be32(NFS4ERR_DELAY);
if (nfs4_test_locked_slot(tbl, slot->slot_nr))
- return htonl(NFS4ERR_DELAY);
+ goto out_err;
+
/* Signal process_op to set this error on next op */
+ ret = cpu_to_be32(NFS4ERR_RETRY_UNCACHED_REP);
if (args->csa_cachethis == 0)
- return htonl(NFS4ERR_RETRY_UNCACHED_REP);
+ goto out_err;
/* Liar! We never allowed you to set csa_cachethis != 0 */
- return htonl(NFS4ERR_SEQ_FALSE_RETRY);
+ ret = cpu_to_be32(NFS4ERR_SEQ_FALSE_RETRY);
+ goto out_err;
}
/* Note: wraparound relies on seq_nr being of type u32 */
- if (likely(args->csa_sequenceid == slot->seq_nr + 1))
- return htonl(NFS4_OK);
-
/* Misordered request */
- return htonl(NFS4ERR_SEQ_MISORDERED);
+ ret = cpu_to_be32(NFS4ERR_SEQ_MISORDERED);
+ if (args->csa_sequenceid != slot->seq_nr + 1)
+ goto out_err;
+
+ return cpu_to_be32(NFS4_OK);
+
+out_err:
+ trace_nfs4_cb_seqid_err(args, ret);
+ return ret;
}
/*