nfsd fault injection has been deprecated since
commit 9d60d93198c6 ("Deprecate nfsd fault injection")
and removed by
commit e56dc9e2949e ("nfsd: remove fault injection code")

So remove the outdated parts about fault injection.

Signed-off-by: Chen Hanxiao <redacted>
---
 fs/nfsd/state.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/fs/nfsd/state.h b/fs/nfsd/state.h
index 41bdc913fa71..2231d9da9bfe 100644
--- a/fs/nfsd/state.h
+++ b/fs/nfsd/state.h

@@ -317,8 +317,8 @@ enum {
  * 0. If they are not renewed within a lease period, they become eligible for
  * destruction by the laundromat.
  *
- * These objects can also be destroyed prematurely by the fault injection code,
- * or if the client sends certain forms of SETCLIENTID or EXCHANGE_ID updates.
+ * These objects can also be destroyed prematurely if the client sends certain
+ * forms of SETCLIENTID or EXCHANGE_ID updates.
  * Care is taken *not* to do this however when the objects have an elevated
  * refcount.
  *

@@ -326,7 +326,7 @@ enum {
  *
  * o Each nfs4_clients is also hashed by name (the opaque quantity initially
  *   sent by the client to identify itself).
- * 	  
+ *
  * o cl_perclient list is used to ensure no dangling stateowner references
  *   when we expire the nfs4_client
  */