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[PATCH 08/11] util/vhost-user-server: check EOF when reading payload
From: |
Stefan Hajnoczi |
Subject: |
[PATCH 08/11] util/vhost-user-server: check EOF when reading payload |
Date: |
Tue, 22 Sep 2020 17:03:58 +0100 |
Unexpected EOF is an error that must be reported.
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
---
util/vhost-user-server.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/util/vhost-user-server.c b/util/vhost-user-server.c
index 5a60e2ca2a..ec555abcb2 100644
--- a/util/vhost-user-server.c
+++ b/util/vhost-user-server.c
@@ -169,8 +169,10 @@ vu_message_read(VuDev *vu_dev, int conn_fd, VhostUserMsg
*vmsg)
};
if (vmsg->size) {
rc = qio_channel_readv_all_eof(ioc, &iov_payload, 1, &local_err);
- if (rc == -1) {
- error_report_err(local_err);
+ if (rc != 1) {
+ if (local_err) {
+ error_report_err(local_err);
+ }
goto fail;
}
}
--
2.26.2
- [PATCH 00/11] block/export: convert vhost-user-blk-server to block exports API, Stefan Hajnoczi, 2020/09/22
- [PATCH 01/11] block/export: shorten serial string to fit, Stefan Hajnoczi, 2020/09/22
- [PATCH 02/11] util/vhost-user-server: s/fileds/fields/ typo fix, Stefan Hajnoczi, 2020/09/22
- [PATCH 08/11] util/vhost-user-server: check EOF when reading payload,
Stefan Hajnoczi <=
- [PATCH 09/11] util/vhost-user-server: rework vu_client_trip() coroutine lifecycle, Stefan Hajnoczi, 2020/09/22
- [PATCH 10/11] block/export: report flush errors, Stefan Hajnoczi, 2020/09/22
- [PATCH 11/11] block/export: convert vhost-user-blk server to block export API, Stefan Hajnoczi, 2020/09/22
- [PATCH 04/11] util/vhost-user-server: drop unnecessary watch deletion, Stefan Hajnoczi, 2020/09/22
- [PATCH 05/11] block/export: consolidate request structs into VuBlockReq, Stefan Hajnoczi, 2020/09/22
- [PATCH 06/11] util/vhost-user-server: drop unused DevicePanicNotifier, Stefan Hajnoczi, 2020/09/22
- [PATCH 03/11] util/vhost-user-server: drop unnecessary QOM cast, Stefan Hajnoczi, 2020/09/22
- [PATCH 07/11] util/vhost-user-server: fix memory leak in vu_message_read(), Stefan Hajnoczi, 2020/09/22