Clang static code analyzer show warning:
hw/virtio/vhost-user.c:606:9: warning: Value stored to 'mr' is never read
mr = vhost_user_get_mr_data(reg->userspace_addr, &offset, &fd);
^ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Reported-by: Euler Robot <[email protected]>
Signed-off-by: Chen Qun <[email protected]>
Reviewed-by: Raphael Norwitz <[email protected]>
---
Cc: "Michael S. Tsirkin" <[email protected]>
Cc: Raphael Norwitz <[email protected]>
---
hw/virtio/vhost-user.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/hw/virtio/vhost-user.c b/hw/virtio/vhost-user.c
index d7e2423762..9c5b4f7fbc 100644
--- a/hw/virtio/vhost-user.c
+++ b/hw/virtio/vhost-user.c
@@ -603,7 +603,7 @@ static void scrub_shadow_regions(struct vhost_dev *dev,
*/
for (i = 0; i < dev->mem->nregions; i++) {
reg = &dev->mem->regions[i];
- mr = vhost_user_get_mr_data(reg->userspace_addr, &offset, &fd);
+ vhost_user_get_mr_data(reg->userspace_addr, &offset, &fd);
if (fd > 0) {
++fd_num;
}
--
2.23.0
