X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=fs%2Ffuse%2Ffile.c;h=570ca4053c805eb76acd76a44161f8349a9a6325;hb=ab14444f6f3dd3cd0a47ad4bcc35fed256d1e9a7;hp=e0faf8f2c868a26b80331ef78c89db85091715ea;hpb=c09c9dd2e9c732658c744a802101d5c34fedde22;p=firefly-linux-kernel-4.4.55.git

diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index e0faf8f2c868..570ca4053c80 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -1049,6 +1049,7 @@ static ssize_t fuse_fill_write_pages(struct fuse_req *req,
 		tmp = iov_iter_copy_from_user_atomic(page, ii, offset, bytes);
 		flush_dcache_page(page);
 
+		iov_iter_advance(ii, tmp);
 		if (!tmp) {
 			unlock_page(page);
 			page_cache_release(page);
@@ -1061,7 +1062,6 @@ static ssize_t fuse_fill_write_pages(struct fuse_req *req,
 		req->page_descs[req->num_pages].length = tmp;
 		req->num_pages++;
 
-		iov_iter_advance(ii, tmp);
 		count += tmp;
 		pos += tmp;
 		offset += tmp;