From: kbuild test robot <fengguang.wu@xxxxxxxxx>
NULL check before some freeing functions is not needed.
Based on checkpatch warning
"kfree(NULL) is safe this check is probably not required"
and kfreeaddr.cocci by Julia Lawall.
Generated by: scripts/coccinelle/free/ifnullfree.cocci
Fixes: 0099cc17a399 ("ASoC:topology:avoid error log and oops during topology free.")
Signed-off-by: kbuild test robot <fengguang.wu@xxxxxxxxx>
Signed-off-by: Julia Lawall <julia.lawall@xxxxxxx>
---
Feel free to ignore this if the null test is useful in some way.
topology.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
--- a/sound/soc/sof/topology.c
+++ b/sound/soc/sof/topology.c
@@ -2165,8 +2165,7 @@ void snd_sof_free_topology(struct snd_so
/* free sroute and its private data */
kfree(sroute->route->source);
kfree(sroute->route->sink);
- if (sroute->route->control)
- kfree(sroute->route->control);
+ kfree(sroute->route->control);
kfree(sroute->route);
kfree(sroute->private);
kfree(sroute);
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