[pulseaudio-discuss] [PATCH v5 1/7] switch-on-port-available: Fix null pointer dereference

[Georg Chini]

On 19.01.19 18:11, Pali Rohár wrote:
> Sometimes on pulseaudio startup card->active_profile is NULL.
> ---
>   src/modules/module-switch-on-port-available.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/src/modules/module-switch-on-port-available.c b/src/modules/module-switch-on-port-available.c
> index 2fa7e4d62..9f344d0dc 100644
> --- a/src/modules/module-switch-on-port-available.c
> +++ b/src/modules/module-switch-on-port-available.c
> @@ -343,7 +343,7 @@ static pa_hook_result_t card_profile_available_hook_callback(pa_core *c, pa_card
>       if (profile->available != PA_AVAILABLE_NO)
>           return PA_HOOK_OK;
>   
> -    if (!pa_streq(profile->name, card->active_profile->name))
> +    if (!card->active_profile || !pa_streq(profile->name, card->active_profile->name))
>           return PA_HOOK_OK;
>   
>       pa_log_debug("Active profile %s on card %s became unavailable, switching to another profile", profile->name, card->name);

I think this one has already been fixed differently - see merge request 
38 on GitLab.