X-Git-Url: https://git.sesse.net/?p=nageru;a=blobdiff_plain;f=alsa_input.cpp;h=08a67f7fa7837ccabeb18a414eeaacf61d404bb3;hp=b5fe3cb904675a2596e4e87cf5dcd86387c62062;hb=refs%2Fheads%2Fffmpeg-audio-only;hpb=16932d0a6d6a8d0c2dbfb642b20e78cf6c5a55fc

diff --git a/alsa_input.cpp b/alsa_input.cpp
index b5fe3cb..08a67f7 100644
--- a/alsa_input.cpp
+++ b/alsa_input.cpp
@@ -158,6 +158,7 @@ ALSAInput::~ALSAInput()
 
 void ALSAInput::start_capture_thread()
 {
+	assert(!device.empty());
 	should_quit.unquit();
 	capture_thread = thread(&ALSAInput::capture_thread_func, this);
 }
@@ -184,7 +185,9 @@ void ALSAInput::capture_thread_func()
 
 	if (should_quit.should_quit()) {
 		// Don't call free_card(); that would be a deadlock.
-		WARN_ON_ERROR("snd_pcm_close()", snd_pcm_close(pcm_handle));
+		if (pcm_handle) {
+			WARN_ON_ERROR("snd_pcm_close()", snd_pcm_close(pcm_handle));
+		}
 		pcm_handle = nullptr;
 		return;
 	}