[patch 8/10] mm: generic_file_buffered_write cleanup more

[Nick Piggin <npiggin@suse.de>]

No need to do the confusing switch of variables from copied into status.

Signed-off-by: Nick Piggin <npiggin@suse.de>

Index: linux-2.6/mm/filemap.c
===================================================================
--- linux-2.6.orig/mm/filemap.c
+++ linux-2.6/mm/filemap.c
@@ -1898,28 +1898,22 @@ generic_file_buffered_write(struct kiocb
 			goto fs_write_aop_error;
 
 		if (likely(copied > 0)) {
-			if (!status)
-				status = copied;
-
-			if (status >= 0) {
-				written += status;
-				count -= status;
-				pos += status;
-				buf += status;
-				if (unlikely(nr_segs > 1)) {
-					filemap_set_next_iovec(&cur_iov,
-							&iov_offset, status);
-					if (count)
-						buf = cur_iov->iov_base +
-							iov_offset;
-				} else {
-					iov_offset += status;
-				}
+			written += copied;
+			count -= copied;
+			pos += copied;
+			buf += copied;
+			if (unlikely(nr_segs > 1)) {
+				filemap_set_next_iovec(&cur_iov,
+						&iov_offset, copied);
+				if (count)
+					buf = cur_iov->iov_base + iov_offset;
+			} else {
+				iov_offset += copied;
 			}
 		}
 		if (unlikely(copied != bytes))
-			if (status >= 0)
-				status = -EFAULT;
+			status = -EFAULT;
+
 		unlock_page(page);
 		mark_page_accessed(page);
 		page_cache_release(page);
-
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