[libvirt] [PATCH] selinux: fix NULL dereference in GetSecurityMountOptions

[Eric Blake]

On 12/13/2012 03:53 AM, Daniel P. Berrange wrote:
> On Thu, Dec 13, 2012 at 11:44:37AM +0100, Ján Tomko wrote:
>> In the case of an OOM error in virDomainDefGetSecurityLabelDef, secdef
>> is set to NULL, then dereferenced while printing the debug message.
>> ---
>>  src/security/security_selinux.c |    3 ++-
>>  1 files changed, 2 insertions(+), 1 deletions(-)
>>
>> diff --git a/src/security/security_selinux.c b/src/security/security_selinux.c
>> index 5409e32..9134bc8 100644
>> --- a/src/security/security_selinux.c
>> +++ b/src/security/security_selinux.c
>> @@ -1993,7 +1993,8 @@ virSecuritySELinuxGetSecurityMountOptions(virSecurityManagerPtr mgr,
>>          return NULL;
>>      }
>>  
>> -    VIR_DEBUG("imageLabel=%s opts=%s", secdef->imagelabel, opts);
>> +    VIR_DEBUG("imageLabel=%s opts=%s",
>> +              secdef ? secdef->imagelabel : "(null)", opts);
>>      return opts;
>>  }
>>  
> 
> ACK

Now pushed.

-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

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