From 99300a85260c2b7febd57082a617d1062532067e Mon Sep 17 00:00:00 2001 From: YueHaibing Date: Tue, 27 Aug 2019 15:16:36 +0800 Subject: [PATCH] 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 aefb623c422e ("NFS: Fix writepage(s) error handling to not report errors twice") Reported-by: Hulk Robot Signed-off-by: YueHaibing Signed-off-by: Trond Myklebust --- fs/nfs/write.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/fs/nfs/write.c b/fs/nfs/write.c index d193042fa228..85ca49549b39 100644 --- 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;