From: Marc-André Lureau <marcandre.lureau@xxxxxxxxxx>
This patch has been added to the 3.18 stable tree. If you have any
objections, please let us know.
===============
[ Upstream commit 7932c0bd7740f4cd2aa168d3ce0199e7af7d72d5 ]
While reviewing vhost log code, I found out that log_file is never
set. Note: I haven't tested the change (QEMU doesn't use LOG_FD yet).
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Marc-André Lureau <marcandre.lureau@xxxxxxxxxx>
Signed-off-by: Michael S. Tsirkin <mst@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sasha.levin@xxxxxxxxxx>
---
drivers/vhost/vhost.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
index c90f437..1fe2c81 100644
--- a/drivers/vhost/vhost.c
+++ b/drivers/vhost/vhost.c
@@ -882,6 +882,7 @@ long vhost_dev_ioctl(struct vhost_dev *d, unsigned int ioctl, void __user *argp)
}
if (eventfp != d->log_file) {
filep = d->log_file;
+ d->log_file = eventfp;
ctx = d->log_ctx;
d->log_ctx = eventfp ?
eventfd_ctx_fileget(eventfp) : NULL;
--
2.1.4
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