Re: [PATCH] Fix memory leak in virDomainChrSourceDefClear()

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On Tue, Mar 18, 2014 at 01:02:24PM +0530, Nehal J Wani wrote:
> While running qemuxml2xmltest, it was found that valgrind pointed out
> the following memory leak:
> 
> ==21905== 26 bytes in 1 blocks are definitely lost in loss record 23 of 69
> ==21905==    at 0x4A069EE: malloc (vg_replace_malloc.c:270)
> ==21905==    by 0x3E782A754D: xmlStrndup (in /usr/lib64/libxml2.so.2.7.6)
> ==21905==    by 0x4CD986D: virDomainChrSourceDefParseXML (domain_conf.c:7233)
> ==21905==    by 0x4CE4199: virDomainChrDefParseXML (domain_conf.c:7512)
> ==21905==    by 0x4CFAF3F: virDomainDefParseXML (domain_conf.c:12303)
> ==21905==    by 0x4CFB46E: virDomainDefParseNode (domain_conf.c:13031)
> ==21905==    by 0x4CFB5E9: virDomainDefParse (domain_conf.c:12973)
> ==21905==    by 0x41E9D8: testCompareXMLToXMLFiles (qemuxml2xmltest.c:40)
> ==21905==    by 0x41EBAA: testCompareXMLToXMLHelper (qemuxml2xmltest.c:93)
> ==21905==    by 0x421D21: virtTestRun (testutils.c:199)
> ==21905==    by 0x41FCE9: mymain.part.0 (qemuxml2xmltest.c:244)
> ==21905==    by 0x42249D: virtTestMain (testutils.c:782)
> ==21905==
> ... and 7 more
> 
> ---
>  The leaks were specific to the tests:
>  DO_TEST("serial-spiceport");
>  DO_TEST("serial-spiceport-nospice");
> 

Tanks for catching that.  ACK and pushed now.

Martin

>  src/conf/domain_conf.c |    4 ++++
>  1 files changed, 4 insertions(+), 0 deletions(-)
> 
> diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
> index 92b1324..f633db7 100644
> --- a/src/conf/domain_conf.c
> +++ b/src/conf/domain_conf.c
> @@ -1495,6 +1495,10 @@ virDomainChrSourceDefClear(virDomainChrSourceDefPtr def)
>      case VIR_DOMAIN_CHR_TYPE_UNIX:
>          VIR_FREE(def->data.nix.path);
>          break;
> +
> +    case VIR_DOMAIN_CHR_TYPE_SPICEPORT:
> +        VIR_FREE(def->data.spiceport.channel);
> +        break;
>      }
>  }
>  
> -- 
> 1.7.1
> 
> --
> libvir-list mailing list
> libvir-list@xxxxxxxxxx
> https://www.redhat.com/mailman/listinfo/libvir-list

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