[Qemu-devel] [PATCH qom-next v3 12/15] nvme: Permit zero-length block devices

["Andreas Färber" <afaerber@suse.de>]

It may not be sensible for normal use cases, but it allows to use
/dev/null in QTest.

Signed-off-by: Andreas Färber <afaerber@suse.de>
---
 hw/block/nvme.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/hw/block/nvme.c b/hw/block/nvme.c
index 2882ffe..5fd8f89 100644
--- a/hw/block/nvme.c
+++ b/hw/block/nvme.c
@@ -752,8 +752,8 @@ static int nvme_init(PCIDevice *pci_dev)
         return -1;
     }
 
-    bs_size =  bdrv_getlength(n->conf.bs);
-    if (bs_size <= 0) {
+    bs_size = bdrv_getlength(n->conf.bs);
+    if (bs_size < 0) {
         return -1;
     }
 
-- 
1.8.4.5