f2fs: fix to update iostat correctly in IPU path

In error path of IPU, we didn't account iostat correctly, fix it.

Signed-off-by: Chao Yu <[email protected]>
Signed-off-by: Jaegeuk Kim <[email protected]>
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index 2537893..d743593 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -3182,10 +3182,10 @@ int f2fs_inplace_write_data(struct f2fs_io_info *fio)
 	stat_inc_inplace_blocks(fio->sbi);
 
 	err = f2fs_submit_page_bio(fio);
-	if (!err)
+	if (!err) {
 		update_device_state(fio);
-
-	f2fs_update_iostat(fio->sbi, fio->io_type, F2FS_BLKSIZE);
+		f2fs_update_iostat(fio->sbi, fio->io_type, F2FS_BLKSIZE);
+	}
 
 	return err;
 }