Merge tag 'kvmarm-fixes-for-5.3' of git://git.kernel.org/pub/scm/linux/kernel/git/kvmarm/kvmarm into HEAD

KVM/arm fixes for 5.3

- A bunch of switch/case fall-through annotation, fixing one actual bug
- Fix PMU reset bug
- Add missing exception class debug strings

1 files changed, 20 insertions, 8 deletions

diff --git a/fs/nfs/callback_proc.c b/fs/nfs/callback_proc.c
index 3159673549540..f39924ba050b1 100644
--- a/fs/nfs/callback_proc.c
+++ b/fs/nfs/callback_proc.c
@@ -414,27 +414,39 @@ static __be32
 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;
 }
 
 /*