NFS: remove set but not used variable 'mapping'

Fixes gcc '-Wunused-but-set-variable' warning: fs/nfs/write.c: In function nfs_page_async_flush: fs/nfs/write.c:609:24: warning: variable mapping set but not used [-Wunused-but-set-variable] It is not use since commit aefb623 ("NFS: Fix writepage(s) error handling to not report errors twice") Reported-by: Hulk Robot <[email protected]> Signed-off-by: YueHaibing <[email protected]> Signed-off-by: Trond Myklebust <[email protected]>
josf · Aug 27, 2019 · 99300a8 · 99300a8
1 parent d33d4be
commit 99300a8
Showing 1 changed file with 0 additions and 2 deletions.
diff --git a/fs/nfs/write.c b/fs/nfs/write.c
@@ -606,7 +606,6 @@ static void nfs_write_error(struct nfs_page *req, int error)
 static int nfs_page_async_flush(struct nfs_pageio_descriptor *pgio,
 				struct page *page)
 {
-	struct address_space *mapping;
 	struct nfs_page *req;
 	int ret = 0;
 
@@ -621,7 +620,6 @@ static int nfs_page_async_flush(struct nfs_pageio_descriptor *pgio,
 	WARN_ON_ONCE(test_bit(PG_CLEAN, &req->wb_flags));
 
 	/* If there is a fatal error that covers this write, just exit */
-	mapping = page_file_mapping(page);
 	ret = pgio->pg_error;
 	if (nfs_error_is_fatal_on_server(ret))
 		goto out_launder;