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Subject[PATCH] nfs: Fix unused variable warning.
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 When CONFIG_NFS=y, but CONFIG_NFS_V3_{,V4}=n we get the following warning:

fs/nfs/write.c: In function ‘nfs_writeback_done’:
fs/nfs/write.c:1246:21: warning: unused variable ‘server’

This patch fixes it.

Signed-off-by: Rakib Mullick <rakib.mullick@gmail.com>
---

diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index 2219c88..e528e5c 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -1243,7 +1243,6 @@ void nfs_writeback_done(struct rpc_task *task, struct nfs_write_data *data)
{
struct nfs_writeargs *argp = &data->args;
struct nfs_writeres *resp = &data->res;
- struct nfs_server *server = NFS_SERVER(data->inode);
int status;

dprintk("NFS: %5u nfs_writeback_done (status %d)\n",
@@ -1272,6 +1271,8 @@ void nfs_writeback_done(struct rpc_task *task, struct nfs_write_data *data)
* as a dprintk() in order to avoid filling syslog.
*/
static unsigned long complain;
+ struct nfs_server *server;
+ server = NFS_SERVER(data->inode);

/* Note this will print the MDS for a DS write */
if (time_before(complain, jiffies)) {

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