File 0036-topology-coverity-remove-dead-code.patch of Package alsa.openSUSE_Leap_42.2_Update

From db0e1dcfc22fb2e408a12993cda2d604e0fb10f8 Mon Sep 17 00:00:00 2001
From: Jaroslav Kysela <perex@perex.cz>
Date: Mon, 27 Feb 2017 09:46:18 +0100
Subject: [PATCH 36/43] topology: coverity - remove dead code

---
 src/topology/ctl.c  |    5 ++---
 src/topology/data.c |    2 +-
 src/topology/pcm.c  |   17 +++++++----------
 3 files changed, 10 insertions(+), 14 deletions(-)

--- a/src/topology/ctl.c
+++ b/src/topology/ctl.c
@@ -173,7 +173,7 @@ static int tplg_build_enum_control(snd_t
 {
 	struct tplg_ref *ref;
 	struct list_head *base, *pos;
-	int err = 0;
+	int err;
 
 	base = &elem->ref_list;
 
@@ -198,8 +198,7 @@ static int tplg_build_enum_control(snd_t
 			SNDERR("error: cannot find '%s' referenced by"
 				" control '%s'\n", ref->id, elem->id);
 			return -EINVAL;
-		} else if (err < 0)
-			return err;
+		}
 	}
 
 	return 0;
--- a/src/topology/data.c
+++ b/src/topology/data.c
@@ -917,7 +917,7 @@ int tplg_build_manifest_data(snd_tplg_t
 	list_for_each(pos, base) {
 
 		ref = list_entry(pos, struct tplg_ref, list);
-		if (ref->id == NULL || ref->elem)
+		if (ref->elem)
 			continue;
 
 		if (ref->type == SND_TPLG_TYPE_DATA) {
--- a/src/topology/pcm.c
+++ b/src/topology/pcm.c
@@ -79,8 +79,8 @@ static int build_pcm(snd_tplg_t *tplg, s
 	int err;
 
 	err = tplg_build_stream_caps(tplg, elem->id, elem->pcm->caps);
-		if (err < 0)
-			return err;
+	if (err < 0)
+		return err;
 
 	/* merge private data from the referenced data elements */
 	base = &elem->ref_list;
@@ -96,8 +96,7 @@ static int build_pcm(snd_tplg_t *tplg, s
 			SNDERR("error: cannot find '%s' referenced by"
 				" PCM '%s'\n", ref->id, elem->id);
 			return -EINVAL;
-		} else if (err < 0)
-			return err;
+		}
 	}
 
 	return 0;
@@ -1208,12 +1207,10 @@ int tplg_add_link_object(snd_tplg_t *tpl
 
 	/* ID and names */
 	link->id = link_tpl->id;
-	if (link->name)
-		elem_copy_text(link->name, link_tpl->name,
-			       SNDRV_CTL_ELEM_ID_NAME_MAXLEN);
-	if (link->stream_name)
-		elem_copy_text(link->stream_name, link_tpl->stream_name,
-			       SNDRV_CTL_ELEM_ID_NAME_MAXLEN);
+	elem_copy_text(link->name, link_tpl->name,
+		       SNDRV_CTL_ELEM_ID_NAME_MAXLEN);
+	elem_copy_text(link->stream_name, link_tpl->stream_name,
+		       SNDRV_CTL_ELEM_ID_NAME_MAXLEN);
 
 	/* stream configs */
 	if (link_tpl->num_streams > SND_SOC_TPLG_STREAM_CONFIG_MAX)