[libvirt] [PATCH] Fixed NULL pointer check

[Martin Kletzander]

On 03/19/2012 08:43 AM, Wen Congyang wrote:
> At 03/18/2012 08:29 AM, Martin Kletzander Wrote:
>> This patch fixes a NULL pointer check that was causing SegFault on
>> some specific configurations.
>> ---
>>  src/util/conf.c |    5 ++++-
>>  1 files changed, 4 insertions(+), 1 deletions(-)
>>
>> diff --git a/src/util/conf.c b/src/util/conf.c
>> index 8ad60e0..e76362c 100644
>> --- a/src/util/conf.c
>> +++ b/src/util/conf.c
>> @@ -1,7 +1,7 @@
>>  /**
>>   * conf.c: parser for a subset of the Python encoded Xen configuration files
>>   *
>> - * Copyright (C) 2006-2011 Red Hat, Inc.
>> + * Copyright (C) 2006-2012 Red Hat, Inc.
>>   *
>>   * See COPYING.LIB for the License of this software
>>   *
>> @@ -836,6 +836,9 @@ virConfGetValue(virConfPtr conf, const char *setting)
>>  {
>>      virConfEntryPtr cur;
>>
>> +    if (conf == NULL)
>> +        return(NULL);
> 
> Please use 'return NULL;' instead of 'return(NULL);'
> 
> 'return(NULL);' is old style, and we donot use it now and later.
> 

It seems weird to me too, it's just that it's almost everywhere in this
file so that's why I wanted to keep the same look.

>> +
>>      cur = conf->entries;
>>      while (cur != NULL) {
>>          if ((cur->name != NULL) &&
> 
> ACK with the nit fixed.
> 

I'll send a second version, I don't have push permissions.

> Wen Congyang
>