lkml.org 
[lkml]   [2021]   [Feb]   [4]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v3 03/13] vringh: reset kiov 'consumed' field in __vringh_iov()
Date
__vringh_iov() overwrites the contents of riov and wiov, in fact it
resets the 'i' and 'used' fields, but also the 'consumed' field should
be reset to avoid an inconsistent state.

Signed-off-by: Stefano Garzarella <sgarzare@redhat.com>
---
drivers/vhost/vringh.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/vhost/vringh.c b/drivers/vhost/vringh.c
index f68122705719..bee63d68201a 100644
--- a/drivers/vhost/vringh.c
+++ b/drivers/vhost/vringh.c
@@ -290,9 +290,9 @@ __vringh_iov(struct vringh *vrh, u16 i,
return -EINVAL;

if (riov)
- riov->i = riov->used = 0;
+ riov->i = riov->used = riov->consumed = 0;
if (wiov)
- wiov->i = wiov->used = 0;
+ wiov->i = wiov->used = wiov->consumed = 0;

for (;;) {
void *addr;
--
2.29.2
\
 
 \ /
  Last update: 2021-02-04 18:25    [W:0.177 / U:0.060 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site