NFS: Remove a redundant check for PageFsCache in nfs_migrate_page()

Signed-off-by: Trond Myklebust <[e-mail]>
Acked-by: David Howells <[e-mail]>

fs/nfs/write.c

···
 	struct nfs_page *req;
 	int ret;
 
-	if (PageFsCache(page))
-		nfs_fscache_release_page(page, GFP_KERNEL);
+	nfs_fscache_release_page(page, GFP_KERNEL);
 
 	req = nfs_find_and_lock_request(page);
 	ret = PTR_ERR(req);