Re: [PATCH v2] qemuTestDriverInit: fill driver with zeroes

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On Mon, Jan 18, 2016 at 11:40:49 +0100, Michal Privoznik wrote:
> In the commit aea47e48c473a we have fixed a single pointer within
> driver structure. Since all callers pass statically allocated
> driver on stack other pointers within driver may contain random
> values too. Before touching it lets overwrite it with zeroes and
> thus fix all dangling pointers.
> 
> Signed-off-by: Michal Privoznik <mprivozn@xxxxxxxxxx>
> ---
> 
> diff to v1:
> -Jirka's review worked in
> 
>  tests/testutilsqemu.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/tests/testutilsqemu.c b/tests/testutilsqemu.c
> index f2eacdd..ae69a18 100644
> --- a/tests/testutilsqemu.c
> +++ b/tests/testutilsqemu.c
> @@ -555,11 +555,11 @@ int qemuTestCapsCacheInsert(virQEMUCapsCachePtr cache, const char *binary,
>  
>  int qemuTestDriverInit(virQEMUDriver *driver)
>  {
> +    memset(driver, 0, sizeof(*driver));
> +
>      if (virMutexInit(&driver->lock) < 0)
>          return -1;
>  
> -    driver->securityManager = NULL;
> -
>      driver->config = virQEMUDriverConfigNew(false);
>      if (!driver->config)
>          goto error;

ACK

Jirka

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