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[Qemu-devel] [PATCH v6 07/18] virtio-serial: Remove redundant check for
From: |
Amit Shah |
Subject: |
[Qemu-devel] [PATCH v6 07/18] virtio-serial: Remove redundant check for 0-sized write request |
Date: |
Tue, 27 Apr 2010 18:04:01 +0530 |
The check for a 0-sized write request to a guest port is not necessary;
the while loop below won't be executed in this case and all will be
fine.
Signed-off-by: Amit Shah <address@hidden>
---
hw/virtio-serial-bus.c | 3 ---
1 files changed, 0 insertions(+), 3 deletions(-)
diff --git a/hw/virtio-serial-bus.c b/hw/virtio-serial-bus.c
index 8efba0b..c1d9851 100644
--- a/hw/virtio-serial-bus.c
+++ b/hw/virtio-serial-bus.c
@@ -91,9 +91,6 @@ static size_t write_to_port(VirtIOSerialPort *port,
if (!virtio_queue_ready(vq)) {
return 0;
}
- if (!size) {
- return 0;
- }
while (offset < size) {
int i;
--
1.6.2.5
- [Qemu-devel] [PATCH v6 00/18] PULL: virtio-serial fixes, Amit Shah, 2010/04/27
- [Qemu-devel] [PATCH v6 01/18] virtio-serial: save/load: Ensure target has enough ports, Amit Shah, 2010/04/27
- [Qemu-devel] [PATCH v6 02/18] virtio-serial: save/load: Ensure nr_ports on src and dest are same., Amit Shah, 2010/04/27
- [Qemu-devel] [PATCH v6 03/18] virtio-serial: save/load: Ensure we have hot-plugged ports instantiated, Amit Shah, 2010/04/27
- [Qemu-devel] [PATCH v6 04/18] virtio-serial: save/load: Send target host connection status if different, Amit Shah, 2010/04/27
- [Qemu-devel] [PATCH v6 05/18] virtio-serial: Use control messages to notify guest of new ports, Amit Shah, 2010/04/27
- [Qemu-devel] [PATCH v6 06/18] virtio-serial: whitespace: match surrounding code, Amit Shah, 2010/04/27
- [Qemu-devel] [PATCH v6 07/18] virtio-serial: Remove redundant check for 0-sized write request,
Amit Shah <=
- [Qemu-devel] [PATCH v6 08/18] virtio-serial: Update copyright year to 2010, Amit Shah, 2010/04/27
- [Qemu-devel] [PATCH v6 09/18] virtio-serial: Propagate errors in initialising ports / devices in guest, Amit Shah, 2010/04/27
- [Qemu-devel] [PATCH v6 10/18] virtio-serial: Send out guest data to ports only if port is opened, Amit Shah, 2010/04/27
- [Qemu-devel] [PATCH v6 11/18] iov: Introduce a new file for helpers around iovs, add iov_from_buf(), Amit Shah, 2010/04/27
- [Qemu-devel] [PATCH v6 12/18] iov: Add iov_to_buf and iov_size helpers, Amit Shah, 2010/04/27
- [Qemu-devel] [PATCH v6 13/18] virtio-serial: Handle scatter-gather buffers for control messages, Amit Shah, 2010/04/27
- [Qemu-devel] [PATCH v6 14/18] virtio-serial: Handle scatter/gather input from the guest, Amit Shah, 2010/04/27
- [Qemu-devel] [PATCH v6 15/18] virtio-serial: Apps should consume all data that guest sends out / Fix virtio api abuse, Amit Shah, 2010/04/27
- [Qemu-devel] [PATCH v6 16/18] virtio-serial: Discard data that guest sends us when ports aren't connected, Amit Shah, 2010/04/27
- [Qemu-devel] [PATCH v6 17/18] virtio-serial: Implement flow control for individual ports, Amit Shah, 2010/04/27