Module Name:    src
Committed By:   isaki
Date:           Tue Aug  8 05:58:12 UTC 2017

Modified Files:
        src/sys/dev: audio.c

Log Message:
Remove dead codes. chan will never be NULL in SIMPLEQ_FOREACH.


To generate a diff of this commit:
cvs rdiff -u -r1.390 -r1.391 src/sys/dev/audio.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

Modified files:

Index: src/sys/dev/audio.c
diff -u src/sys/dev/audio.c:1.390 src/sys/dev/audio.c:1.391
--- src/sys/dev/audio.c:1.390	Tue Aug  8 05:54:14 2017
+++ src/sys/dev/audio.c	Tue Aug  8 05:58:12 2017
@@ -1,4 +1,4 @@
-/*	$NetBSD: audio.c,v 1.390 2017/08/08 05:54:14 isaki Exp $	*/
+/*	$NetBSD: audio.c,v 1.391 2017/08/08 05:58:12 isaki Exp $	*/
 
 /*-
  * Copyright (c) 2016 Nathanial Sloss <nathanialsl...@yahoo.com.au>
@@ -148,7 +148,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: audio.c,v 1.390 2017/08/08 05:54:14 isaki Exp $");
+__KERNEL_RCSID(0, "$NetBSD: audio.c,v 1.391 2017/08/08 05:58:12 isaki Exp $");
 
 #ifdef _KERNEL_OPT
 #include "audio.h"
@@ -927,9 +927,6 @@ audiodetach(device_t self, int flags)
 
 	/* free resources */
 	SIMPLEQ_FOREACH(chan, &sc->sc_audiochan, entries) {
-		if (chan == NULL)
-			break;
-
 		if (chan->chan == MIXER_INUSE)
 			continue;
 		audio_free_ring(sc, &chan->vc->sc_mpr);
@@ -938,9 +935,6 @@ audiodetach(device_t self, int flags)
 	audio_free_ring(sc, &sc->sc_pr);
 	audio_free_ring(sc, &sc->sc_rr);
 	SIMPLEQ_FOREACH(chan, &sc->sc_audiochan, entries) {
-		if (chan == NULL)
-			break;
-
 		if (chan->chan == MIXER_INUSE)
 			continue;
 		audio_destroy_pfilters(chan->vc);
@@ -3710,9 +3704,6 @@ audio_mix(void *v)
 		if (!sc->sc_opens)
 			break;		/* ignore interrupt if not open */
 
-		if (chan == NULL)
-			break;
-
 		if (chan == SIMPLEQ_FIRST(&sc->sc_audiochan))
 			continue;
 
@@ -3927,9 +3918,6 @@ audio_upmix(void *v)
 		if (!sc->sc_opens)
 			break;		/* ignore interrupt if not open */
 
-		if (chan == NULL)
-			break;
-
 		if (chan == SIMPLEQ_FIRST(&sc->sc_audiochan))
 			continue;
 

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