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vhost-vdpa: remove useless variable

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in vhost_vdpa_listener_region_del(), try_unmap is always true and so,
vhost_vdpa_dma_unmap() is always called. We can remove the variable

Signed-off-by: Laurent Vivier <lvivier@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Li Qiang <liq3ea@gmail.com>
Message-Id: <20200920152024.860172-1-lvivier@redhat.com>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
This commit is contained in:
Laurent Vivier 2020-09-20 17:20:24 +02:00 committed by Laurent Vivier
parent ab800bb38b
commit 9e32d4ead3
1 changed files with 3 additions and 6 deletions
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9
hw/virtio/vhost-vdpa.c
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@ -153,7 +153,6 @@ static void vhost_vdpa_listener_region_del(MemoryListener *listener,
hwaddr iova;
Int128 llend, llsize;
int ret;
bool try_unmap = true;
if (vhost_vdpa_listener_skipped_section(section)) {
return;
@ -176,11 +175,9 @@ static void vhost_vdpa_listener_region_del(MemoryListener *listener,
llsize = int128_sub(llend, int128_make64(iova));
if (try_unmap) {
ret = vhost_vdpa_dma_unmap(v, iova, int128_get64(llsize));
if (ret) {
error_report("vhost_vdpa dma unmap error!");
}
ret = vhost_vdpa_dma_unmap(v, iova, int128_get64(llsize));
if (ret) {
error_report("vhost_vdpa dma unmap error!");
}
memory_region_unref(section->mr);