Re: [PATCH] util: Resolve coverity issues

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On Wed, Apr 12, 2017 at 16:22:57 +0800, Wang King wrote:

"resolve coverity issue" is not a good summary for a patch. It should
describe what the actual bug you are fixing is.

> Coverity complains about virBufferCurrentContent might be return null when calling
> strlen, so check virBufferError first before calling strlen.
> ---
>  src/util/virsystemd.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/src/util/virsystemd.c b/src/util/virsystemd.c
> index ceb1c1a..83737a2 100644
> --- a/src/util/virsystemd.c
> +++ b/src/util/virsystemd.c
> @@ -135,6 +135,8 @@ virSystemdAppendValidMachineName(virBufferPtr buf,
>      bool skip_dot = false;
>  
>      for (; *name; name++) {
> +        if (virBufferError(buf))
> +            break;
>          if (strlen(virBufferCurrentContent(buf)) >= 64)
>              break;

I'll tweak the commit message to crub mentions of coverity and replace
them by description of the actual problem and push this.

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