Re: PATCH Fix a couple of mem leaks

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On Mon, Jul 30, 2007 at 10:14:25PM +0100, Daniel P. Berrange wrote:
> I ran 'make valgrind' for the first time in too long and found a hanful of
> memory leaks in code exercised by the test suite. The attached patch fixes
> them all.
> 
> I'm sure there are more lurking though - the test suite is mainly focused
> on exercising & validating correctness of parsing routines - its not really
> tried doing any validation of failure scenaarios. So I fear there's probably
> a number of error code paths where we don't cleanup properly, and/or don't
> reject invalid data. Its an area which should be addressed by someone with
> some copious free time ;-) 

  Oops, sure looks fine to me !

> --- src/xml.c	18 Jul 2007 21:08:22 -0000	1.85
> +++ src/xml.c	30 Jul 2007 19:47:12 -0000
> @@ -70,8 +70,11 @@ virXPathString(const char *xpath, xmlXPa
>      }
>      obj = xmlXPathEval(BAD_CAST xpath, ctxt);
>      if ((obj == NULL) || (obj->type != XPATH_STRING) ||
> -        (obj->stringval == NULL) || (obj->stringval[0] == 0))
> +        (obj->stringval == NULL) || (obj->stringval[0] == 0)) {
> +        if (obj)
> +            xmlXPathFreeObject(obj);
>          return(NULL);
> +    }
>      ret = strdup((char *) obj->stringval);
>      xmlXPathFreeObject(obj);
>      if (ret == NULL) {

 And that one is mine, dohhh :-(

  +1

Daniel


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