[lttng-dev] [PATCH babeltrace] Fix: Added a null pointer check to bt_ctf_field_name.

[Mathieu Desnoyers]

* Jérémie Galarneau (jeremie.galarneau at efficios.com) wrote:
> This function is called indirectly when calling __repr__ (print) in the python
> bindings on the definition object returned by the get_top_level_scope method
> thus resulting in a segmentation fault when the name attribute is not set.

merged into master and python bindings branches, thanks!

Mathieu

> 
> Fixes #373
> 
> Signed-off-by: Jérémie Galarneau <jeremie.galarneau at efficios.com>
> ---
>  formats/ctf/events.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/formats/ctf/events.c b/formats/ctf/events.c
> index ac7dce4..182d0de 100644
> --- a/formats/ctf/events.c
> +++ b/formats/ctf/events.c
> @@ -168,7 +168,7 @@ const char *bt_ctf_event_name(const struct bt_ctf_event *ctf_event)
>  
>  const char *bt_ctf_field_name(const struct definition *def)
>  {
> -	if (!def)
> +	if (!def || !def->name)
>  		return NULL;
>  
>  	return rem_(g_quark_to_string(def->name));
> -- 
> 1.8.1.1
> 
> 
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-- 
Mathieu Desnoyers
EfficiOS Inc.
http://www.efficios.com