[libvirt] [PATCH v4 01/14] conf: hostdev: Enforce enum-in-switch compile-time checks

[Laine Stump]

On 03/22/2017 11:27 AM, Erik Skultety wrote:
> Enforce virDomainHostdevSubsysType checking during compilation. Again,
> one of a few spots in our code where we should enforce the typecast to
> the enum type, thus not forgetting to update *all* switch occurrences
> dealing with the give enum.
> 
> Signed-off-by: Erik Skultety <eskultet at redhat.com>
> ---
>  src/conf/domain_conf.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
> index 6bbc6a2a7b..17909820be 100644
> --- a/src/conf/domain_conf.c
> +++ b/src/conf/domain_conf.c
> @@ -2320,7 +2320,7 @@ void virDomainHostdevDefClear(virDomainHostdevDefPtr def)
>  
>      switch (def->mode) {
>      case VIR_DOMAIN_HOSTDEV_MODE_CAPABILITIES:
> -        switch (def->source.caps.type) {
> +        switch ((virDomainHostdevCapsType) def->source.caps.type) {
>          case VIR_DOMAIN_HOSTDEV_CAPS_TYPE_STORAGE:
>              VIR_FREE(def->source.caps.u.storage.block);
>              break;
> @@ -2331,6 +2331,8 @@ void virDomainHostdevDefClear(virDomainHostdevDefPtr def)
>              VIR_FREE(def->source.caps.u.net.ifname);
>              virNetDevIPInfoClear(&def->source.caps.u.net.ip);
>              break;
> +        case VIR_DOMAIN_HOSTDEV_CAPS_TYPE_LAST:
> +            break;
>          }
>          break;
>      case VIR_DOMAIN_HOSTDEV_MODE_SUBSYS:
> 

ACK.