From 867a23eab52847d41a0a6eae41a64d76de7782a8 Mon Sep 17 00:00:00 2001 From: Pavel Begunkov Date: Thu, 20 Aug 2020 11:34:39 +0300 Subject: io_uring: kill extra iovec=NULL in import_iovec() If io_import_iovec() returns an error, return iovec is undefined and must not be used, so don't set it to NULL when failing. Signed-off-by: Pavel Begunkov Signed-off-by: Jens Axboe --- fs/io_uring.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/fs/io_uring.c b/fs/io_uring.c index b9ca5a54dc20..91e2cc8414f9 100644 --- a/fs/io_uring.c +++ b/fs/io_uring.c @@ -2826,10 +2826,8 @@ static ssize_t __io_import_iovec(int rw, struct io_kiocb *req, if (opcode == IORING_OP_READ || opcode == IORING_OP_WRITE) { if (req->flags & REQ_F_BUFFER_SELECT) { buf = io_rw_buffer_select(req, &sqe_len, needs_lock); - if (IS_ERR(buf)) { - *iovec = NULL; + if (IS_ERR(buf)) return PTR_ERR(buf); - } req->rw.len = sqe_len; } -- cgit v1.2.3