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hw/virtio/vhost-user:Remove dead assignment in scrub_shadow_regions() 

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 <euler.robot@huawei.com>
Signed-off-by: Chen Qun <kuhn.chenqun@huawei.com>
Reviewed-by: Raphael Norwitz <raphael.norwitz@nutanix.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Message-Id: <20200827110311.164316-6-kuhn.chenqun@huawei.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
This commit is contained in:
Chen Qun 2020-08-27 19:03:06 +08:00 committed by Laurent Vivier
parent fa71dd531c
commit 8b616beebc
1 changed files with 1 additions and 1 deletions
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2
hw/virtio/vhost-user.c
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@ -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;
}