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Message-Id: <20220625110115.39956-9-Jason@zx2c4.com>
Date: Sat, 25 Jun 2022 13:01:15 +0200
From: "Jason A. Donenfeld" <Jason@...c4.com>
To: linux-kernel@...r.kernel.org, viro@...iv.linux.org.uk,
Jens Axboe <axboe@...nel.dk>, linux-fsdevel@...r.kernel.org
Cc: "Jason A. Donenfeld" <Jason@...c4.com>,
Alex Williamson <alex.williamson@...hat.com>,
Cornelia Huck <cohuck@...hat.com>, kvm@...r.kernel.org
Subject: [PATCH v2 8/8] vfio: do not set FMODE_LSEEK flag
This file does not support llseek, so don't set the flag advertising it.
Cc: Alex Williamson <alex.williamson@...hat.com>
Cc: Cornelia Huck <cohuck@...hat.com>
Cc: kvm@...r.kernel.org
Signed-off-by: Jason A. Donenfeld <Jason@...c4.com>
---
drivers/vfio/vfio.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/vfio/vfio.c b/drivers/vfio/vfio.c
index 61e71c1154be..d194dda89542 100644
--- a/drivers/vfio/vfio.c
+++ b/drivers/vfio/vfio.c
@@ -1129,7 +1129,7 @@ static struct file *vfio_device_open(struct vfio_device *device)
* Appears to be missing by lack of need rather than
* explicitly prevented. Now there's need.
*/
- filep->f_mode |= (FMODE_LSEEK | FMODE_PREAD | FMODE_PWRITE);
+ filep->f_mode |= (FMODE_PREAD | FMODE_PWRITE);
if (device->group->type == VFIO_NO_IOMMU)
dev_warn(device->dev, "vfio-noiommu device opened by user "
--
2.35.1
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