This function return value is invariant since 1022e0ee, so change its type and remove all dependent checks. Found by Linux Verification Center (linuxtesting.org) with Svace. Reported-by: Alexander Rudyuk <a.rudyuk(a)fobos-nt.ru&gt; Signed-off-by: Alexander Kuznetsov <kuznetsovam(a)altlinux.org&gt; --- src/conf/domain_conf.c | 9 +++------ src/network/bridge_driver.c | 4 +++- src/util/virnetdevvlan.c | 6 +++--- src/util/virnetdevvlan.h | 2 +- 4 files changed, 10 insertions(+), 11 deletions(-) diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c index 3f88a77a8f..6f49ee507a 100644 --- a/src/conf/domain_conf.c +++ b/src/conf/domain_conf.c @@ -30533,8 +30533,7 @@ virDomainNetDefToNetworkPort(virDomainDef *dom, if (virNetDevBandwidthCopy(&port->bandwidth, iface->bandwidth) < 0) return NULL; - if (virNetDevVlanCopy(&port->vlan, &iface->vlan) < 0) - return NULL; + virNetDevVlanCopy(&port->vlan, &iface->vlan); port->isolatedPort = iface->isolatedPort; port->trustGuestRxFilters = iface->trustGuestRxFilters; @@ -30611,8 +30610,7 @@ virDomainNetDefActualFromNetworkPort(virDomainNetDef *iface, if (virNetDevBandwidthCopy(&actual->bandwidth, port->bandwidth) < 0) goto error; - if (virNetDevVlanCopy(&actual->vlan, &port->vlan) < 0) - goto error; + virNetDevVlanCopy(&actual->vlan, &port->vlan); actual->isolatedPort = port->isolatedPort; actual->class_id = port->class_id; @@ -30729,8 +30727,7 @@ virDomainNetDefActualToNetworkPort(virDomainDef *dom, if (virNetDevBandwidthCopy(&port->bandwidth, actual->bandwidth) < 0) return NULL; - if (virNetDevVlanCopy(&port->vlan, &actual->vlan) < 0) - return NULL; + virNetDevVlanCopy(&port->vlan, &actual->vlan); port->isolatedPort = actual->isolatedPort; port->class_id = actual->class_id; diff --git a/src/network/bridge_driver.c b/src/network/bridge_driver.c index 8f47ef2574..668870a9ee 100644 --- a/src/network/bridge_driver.c +++ b/src/network/bridge_driver.c @@ -3973,8 +3973,10 @@ networkAllocatePort(virNetworkObj *obj, else if (netdef->vlan.nTags > 0) vlan = &netdef->vlan; - if (vlan && virNetDevVlanCopy(&port->vlan, vlan) < 0) + if (vlan) { + virNetDevVlanCopy(&port->vlan, vlan); return -1; + } } if (!port->trustGuestRxFilters) { diff --git a/src/util/virnetdevvlan.c b/src/util/virnetdevvlan.c index 67daa5d3b4..e8f572efd2 100644 --- a/src/util/virnetdevvlan.c +++ b/src/util/virnetdevvlan.c @@ -76,11 +76,11 @@ virNetDevVlanEqual(const virNetDevVlan *a, const virNetDevVlan *b) * If src is NULL, dst will have nTags set to 0. * dst is assumed to be empty on entry. */ -int +void virNetDevVlanCopy(virNetDevVlan *dst, const virNetDevVlan *src) { if (!src || src->nTags == 0) - return 0; + return; dst->tag = g_new0(unsigned int, src->nTags); dst->trunk = src->trunk; @@ -88,5 +88,5 @@ virNetDevVlanCopy(virNetDevVlan *dst, const virNetDevVlan *src) dst->nativeMode = src->nativeMode; dst->nativeTag = src->nativeTag; memcpy(dst->tag, src->tag, src->nTags * sizeof(*src->tag)); - return 0; + return; } diff --git a/src/util/virnetdevvlan.h b/src/util/virnetdevvlan.h index 228d270869..fd2f8023f5 100644 --- a/src/util/virnetdevvlan.h +++ b/src/util/virnetdevvlan.h @@ -42,6 +42,6 @@ struct _virNetDevVlan { void virNetDevVlanClear(virNetDevVlan *vlan); void virNetDevVlanFree(virNetDevVlan *vlan); int virNetDevVlanEqual(const virNetDevVlan *a, const virNetDevVlan *b); -int virNetDevVlanCopy(virNetDevVlan *dst, const virNetDevVlan *src); +void virNetDevVlanCopy(virNetDevVlan *dst, const virNetDevVlan *src); G_DEFINE_AUTOPTR_CLEANUP_FUNC(virNetDevVlan, virNetDevVlanFree); -- 2.42.4