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[PATCH v3 05/10] hw/virtio/vhost-user:Remove dead assignment in scrub_sh
From: |
Chen Qun |
Subject: |
[PATCH v3 05/10] hw/virtio/vhost-user:Remove dead assignment in scrub_shadow_regions() |
Date: |
Thu, 27 Aug 2020 19:03:06 +0800 |
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>
---
Cc: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Raphael Norwitz <raphael.norwitz@nutanix.com>
---
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
- [PATCH v3 00/10] trivial patchs for static code analyzer fixes, Chen Qun, 2020/08/27
- [PATCH v3 04/10] target/arm/translate-a64:Remove redundant statement in disas_simd_two_reg_misc_fp16(), Chen Qun, 2020/08/27
- [PATCH v3 01/10] hw/arm/virt-acpi-build:Remove dead assignment in build_madt(), Chen Qun, 2020/08/27
- [PATCH v3 02/10] hw/arm/omap1:Remove redundant statement in omap_clkdsp_read(), Chen Qun, 2020/08/27
- [PATCH v3 03/10] target/arm/translate-a64:Remove dead assignment in handle_scalar_simd_shli(), Chen Qun, 2020/08/27
- [PATCH v3 07/10] vfio/platform: Remove dead assignment in vfio_intp_interrupt(), Chen Qun, 2020/08/27
- [PATCH v3 06/10] hw/net/virtio-net:Remove redundant statement in virtio_net_rsc_tcp_ctrl_check(), Chen Qun, 2020/08/27
- [PATCH v3 10/10] hw/display/vga:Remove redundant statement in vga_draw_graphic(), Chen Qun, 2020/08/27
- [PATCH v3 05/10] hw/virtio/vhost-user:Remove dead assignment in scrub_shadow_regions(),
Chen Qun <=
- [PATCH v3 09/10] hw/intc: fix default registers value in exynos4210_combiner_read(), Chen Qun, 2020/08/27
- [PATCH v3 08/10] usb/bus: Remove dead assignment in usb_get_fw_dev_path(), Chen Qun, 2020/08/27