hw/nvme: fix invalid endian conversion

numcntl is one byte and so is max_vfs. Using cpu_to_le16 on big endian
hosts results in numcntl being set to 0.

Fix by dropping the endian conversion.

Fixes: 99f48ae7ae ("hw/nvme: Add support for Secondary Controller List")
Reported-by: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
Reviewed-by: Minwoo Im <minwoo.im@samsung.com>
Message-ID: <20240222-fix-sriov-numcntl-v1-1-d60bea5e72d0@samsung.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
(cherry picked from commit d2b5bb860e6c17442ad95cc275feb07c1665be5c)
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>

diff --git a/hw/nvme/ctrl.c b/hw/nvme/ctrl.c
index 4d29033556dba09b89e317e0daf77c2dfc9c6d2a..a87f79296c27fef41326bd06c3697081e3ad7c20 100644 (file)
--- a/hw/nvme/ctrl.c
+++ b/hw/nvme/ctrl.c
@@ -7140,7 +7140,7 @@ static void nvme_init_state(NvmeCtrl *n)
     n->aer_reqs = g_new0(NvmeRequest *, n->params.aerl + 1);
     QTAILQ_INIT(&n->aer_queue);
 
-    list->numcntl = cpu_to_le16(max_vfs);
+    list->numcntl = max_vfs;
     for (i = 0; i < max_vfs; i++) {
         sctrl = &list->sec[i];
         sctrl->pcid = cpu_to_le16(n->cntlid);