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authorMarc-André Lureau <marcandre.lureau@redhat.com>2024-03-28 14:20:51 +0400
committerMarc-André Lureau <marcandre.lureau@redhat.com>2024-10-02 16:14:29 +0400
commit3073c6b99557042476add4ddbcc8c834ae70fce5 (patch)
tree50395bf145f4b0fa86b66d0f83e2a537c966e5da
parent4770030bcb87a910e34f60c03c439b385b33c2da (diff)
downloadfocaccia-qemu-3073c6b99557042476add4ddbcc8c834ae70fce5.tar.gz
focaccia-qemu-3073c6b99557042476add4ddbcc8c834ae70fce5.zip
hw/virtio: fix -Werror=maybe-uninitialized
../hw/virtio/vhost-shadow-virtqueue.c:545:13: error: ‘r’ may be used uninitialized [-Werror=maybe-uninitialized]

Set `r` to 0 at every loop, since we don't check vhost_svq_get_buf()
return value.

Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Stefano Garzarella <sgarzare@redhat.com>
-rw-r--r--hw/virtio/vhost-shadow-virtqueue.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/hw/virtio/vhost-shadow-virtqueue.c b/hw/virtio/vhost-shadow-virtqueue.c
index fc5f408f77..3b2beaea24 100644
--- a/hw/virtio/vhost-shadow-virtqueue.c
+++ b/hw/virtio/vhost-shadow-virtqueue.c
@@ -526,10 +526,10 @@ static void vhost_svq_flush(VhostShadowVirtqueue *svq,
 size_t vhost_svq_poll(VhostShadowVirtqueue *svq, size_t num)
 {
     size_t len = 0;
-    uint32_t r;
 
     while (num--) {
         int64_t start_us = g_get_monotonic_time();
+        uint32_t r = 0;
 
         do {
             if (vhost_svq_more_used(svq)) {