NFS: Fix a warning in nfs4_async_handle_error

We're not modifying the nfs_server when we call nfs_inc_server_stats and
friends, so allow the compiler to pass 'const' pointers too.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

2 files changed, 5 insertions, 6 deletions

diff --git a/fs/nfs/iostat.h b/fs/nfs/iostat.h
index 2ec65e12bfe..a3695281003 100644
--- a/fs/nfs/iostat.h
+++ b/fs/nfs/iostat.h
@@ -19,7 +19,7 @@ struct nfs_iostats {
         unsigned long           events[__NFSIOS_COUNTSMAX];
 } ____cacheline_aligned;
 
-static inline void nfs_inc_server_stats(struct nfs_server *server,
+static inline void nfs_inc_server_stats(const struct nfs_server *server,
                                         enum nfs_stat_eventcounters stat)
 {
         struct nfs_iostats *iostats;
@@ -31,13 +31,13 @@ static inline void nfs_inc_server_stats(struct nfs_server *server,
         put_cpu_no_resched();
 }
 
-static inline void nfs_inc_stats(struct inode *inode,
+static inline void nfs_inc_stats(const struct inode *inode,
                                  enum nfs_stat_eventcounters stat)
 {
         nfs_inc_server_stats(NFS_SERVER(inode), stat);
 }
 
-static inline void nfs_add_server_stats(struct nfs_server *server,
+static inline void nfs_add_server_stats(const struct nfs_server *server,
                                         enum nfs_stat_bytecounters stat,
                                         unsigned long addend)
 {
@@ -50,7 +50,7 @@ static inline void nfs_add_server_stats(struct nfs_server *server,
         put_cpu_no_resched();
 }
 
-static inline void nfs_add_stats(struct inode *inode,
+static inline void nfs_add_stats(const struct inode *inode,
                                  enum nfs_stat_bytecounters stat,
                                  unsigned long addend)
 {
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index dfdd19a6d17..058723d9122 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -2756,8 +2756,7 @@ nfs4_async_handle_error(struct rpc_task *task, const struct nfs_server *server)
                         task->tk_status = 0;
                         return -EAGAIN;
                 case -NFS4ERR_DELAY:
-                        nfs_inc_server_stats((struct nfs_server *) server,
-                                                NFSIOS_DELAY);
+                        nfs_inc_server_stats(server, NFSIOS_DELAY);
                 case -NFS4ERR_GRACE:
                         rpc_delay(task, NFS4_POLL_RETRY_MAX);
                         task->tk_status = 0;