[libvirt] [PATCH] bhyve: fix crash on missing interface model

Roman Bogorodskiy posted 1 patch 6 years ago
Patches applied successfully (tree, apply log)
git fetch https://github.com/patchew-project/libvirt tags/patchew/20180311160222.55956-1-bogorodskiy@gmail.com
Test syntax-check passed
src/bhyve/bhyve_command.c | 6 ++++++
1 file changed, 6 insertions(+)
[libvirt] [PATCH] bhyve: fix crash on missing interface model
Posted by Roman Bogorodskiy 6 years ago
The bhyve driver crashes in bhyveBuildNetArgStr() when
network interface model is not defined. As it has to be provided
explicitly, add a check to report an error if it's missing.
---
 src/bhyve/bhyve_command.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/bhyve/bhyve_command.c b/src/bhyve/bhyve_command.c
index ec5d24012..9413ae5c1 100644
--- a/src/bhyve/bhyve_command.c
+++ b/src/bhyve/bhyve_command.c
@@ -56,6 +56,12 @@ bhyveBuildNetArgStr(virConnectPtr conn,
     int ret = -1;
     virDomainNetType actualType = virDomainNetGetActualType(net);
 
+    if (net->model == NULL) {
+        virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
+                       _("NIC model must be specified"));
+        return -1;
+    }
+
     if (STREQ(net->model, "virtio")) {
         if (VIR_STRDUP(nic_model, "virtio-net") < 0)
             return -1;
-- 
2.16.2

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Re: [libvirt] [PATCH] bhyve: fix crash on missing interface model
Posted by Michal Privoznik 6 years ago
On 03/11/2018 05:02 PM, Roman Bogorodskiy wrote:
> The bhyve driver crashes in bhyveBuildNetArgStr() when
> network interface model is not defined. As it has to be provided
> explicitly, add a check to report an error if it's missing.
> ---
>  src/bhyve/bhyve_command.c | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/src/bhyve/bhyve_command.c b/src/bhyve/bhyve_command.c
> index ec5d24012..9413ae5c1 100644
> --- a/src/bhyve/bhyve_command.c
> +++ b/src/bhyve/bhyve_command.c
> @@ -56,6 +56,12 @@ bhyveBuildNetArgStr(virConnectPtr conn,
>      int ret = -1;
>      virDomainNetType actualType = virDomainNetGetActualType(net);
>  
> +    if (net->model == NULL) {
> +        virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
> +                       _("NIC model must be specified"));
> +        return -1;
> +    }
> +
>      if (STREQ(net->model, "virtio")) {
>          if (VIR_STRDUP(nic_model, "virtio-net") < 0)
>              return -1;
> 

ACK

Michal

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Re: [libvirt] [PATCH] bhyve: fix crash on missing interface model
Posted by Roman Bogorodskiy 6 years ago
  Michal Privoznik wrote:

> On 03/11/2018 05:02 PM, Roman Bogorodskiy wrote:
> > The bhyve driver crashes in bhyveBuildNetArgStr() when
> > network interface model is not defined. As it has to be provided
> > explicitly, add a check to report an error if it's missing.
> > ---
> >  src/bhyve/bhyve_command.c | 6 ++++++
> >  1 file changed, 6 insertions(+)
> > 
> > diff --git a/src/bhyve/bhyve_command.c b/src/bhyve/bhyve_command.c
> > index ec5d24012..9413ae5c1 100644
> > --- a/src/bhyve/bhyve_command.c
> > +++ b/src/bhyve/bhyve_command.c
> > @@ -56,6 +56,12 @@ bhyveBuildNetArgStr(virConnectPtr conn,
> >      int ret = -1;
> >      virDomainNetType actualType = virDomainNetGetActualType(net);
> >  
> > +    if (net->model == NULL) {
> > +        virReportError(VIR_ERR_CONFIG_UNSUPPORTED, "%s",
> > +                       _("NIC model must be specified"));
> > +        return -1;
> > +    }
> > +
> >      if (STREQ(net->model, "virtio")) {
> >          if (VIR_STRDUP(nic_model, "virtio-net") < 0)
> >              return -1;
> > 
> 
> ACK

Pushed, thanks!

> Michal

Roman Bogorodskiy
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