get rid of pointless iov_length() in ->direct_IO()

all callers have iov_length(iter->iov, iter->nr_segs) == iov_iter_count(iter)

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 1 insertions, 1 deletions

diff --git a/fs/gfs2/aops.c b/fs/gfs2/aops.c
index e84ddaa42104..228a12d2afa9 100644
--- a/fs/gfs2/aops.c
+++ b/fs/gfs2/aops.c
@@ -1081,7 +1081,7 @@ static ssize_t gfs2_direct_IO(int rw, struct kiocb *iocb,
          */
         if (mapping->nrpages) {
                 loff_t lstart = offset & (PAGE_CACHE_SIZE - 1);
-                loff_t len = iov_length(iter->iov, iter->nr_segs);
+                loff_t len = iov_iter_count(iter);
                 loff_t end = PAGE_ALIGN(offset + len) - 1;
 
                 rv = 0;