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scst_vdisk: Restore support for adding a block device with non-existent filename

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This patch is a fix for commit df4c250b8d ("scst_vdisk: Port to Linux
kernel v5.11").


git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@9595 d57e44dd-8a1f-0410-8b47-8ef2f437770f
This commit is contained in:
Bart Van Assche
2021-11-22 03:43:47 +00:00
parent 09168f5186
commit 171b1d54e8
1 changed files with 6 additions and 0 deletions
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scst/src/dev_handlers/scst_vdisk.c
+6
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@@ -1347,6 +1347,12 @@ static int vdisk_open_fd(struct scst_vdisk_dev *virt_dev, bool read_only)
virt_dev->bdev = blkdev_get_by_path(virt_dev->filename,
virt_dev->bdev_mode, (void *)__func__);
res = IS_ERR(virt_dev->bdev) ? PTR_ERR(virt_dev->bdev) : 0;
if ((!virt_dev->dev_active) && (res == -ENOENT))
{
TRACE_MGMT_DBG("Skip opening for not active dev %s",
virt_dev->dev->virt_name);
res = -EMEDIUMTYPE;
}
} else {
virt_dev->fd = vdev_open_fd(virt_dev, virt_dev->filename,
read_only);