Re: [Linphone-developers] Crash with no sound card installed...

[Simon Morlat]

Hi,

Thanks for this bug report.
Can you include me the full backtrace ?
Actually ms_snd_card_get_string_id() should not have been called with 
obj==NULL....

Simon

Le jeudi 8 mars 2007 15:49, Robin Getz a écrit :
> I was running linphonec on a system with no sound card installed (I just
> wanted to create the default .linphonerc file), and I got a null pointer
> access in:
>
> linphone-1.6.0/mediastreamer2/src/mssndcard.c:ms_snd_card_get_string_id()
>
> const char *ms_snd_card_get_string_id(MSSndCard *obj){
>         if (obj->id==NULL)
>               obj->id=ms_strdup_printf("%s: 
> %s",obj->desc->driver_type,obj->name);
>
>         return obj->id;
> }
>
> Shouldn't there be a checked here as well to make sure obj != NULL, before
> it looks at ->id?
>
> The interesting thing (I thought) was that it didn't warn me on running,
> but crashed on "quit"...
>
> ----------------------
> root:~> linphonec
> NLS disabled.
> Ready
> Warning: video is disabled in linphonec. Run with -V option to enable it.
> linphonec> quit
> Terminating...
> No active call.
>
> NULL pointer access
> SIGSEGV
> ======================
>
> Thanks
>
> -Robin
>
>
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