[libvirt] [PATCH] build: silence coverity warning in node_device

[Jim Meyering]

Eric Blake wrote:
> All other uses of get_str_prop in this file that ignored
> failure explicitly cast to void.
>
> * src/node_device/node_device_hal.c (dev_create): Silence coverity
> warning.
> ---
>  src/node_device/node_device_hal.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/src/node_device/node_device_hal.c b/src/node_device/node_device_hal.c
> index 6cc2864..4bf445d 100644
> --- a/src/node_device/node_device_hal.c
> +++ b/src/node_device/node_device_hal.c
> @@ -463,7 +463,7 @@ static void dev_create(const char *udi)
>          goto cleanup;
>
>      /* Some devices don't have a path in sysfs, so ignore failure */
> -    get_str_prop(ctx, udi, "linux.sysfs_path", &devicePath);
> +    (void)get_str_prop(ctx, udi, "linux.sysfs_path", &devicePath);
>
>      dev = virNodeDeviceAssignDef(&driverState->devs,
>                                   def);

Confirmed.  That's the only one that's ignored, and your
change makes it consistent with the others.
ACK.