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-rw-r--r--src/topology/save.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/topology/save.c b/src/topology/save.c
index 0498911f..c6eabc49 100644
--- a/src/topology/save.c
+++ b/src/topology/save.c
@@ -577,6 +577,9 @@ int snd_tplg_save(snd_tplg_t *tplg, char **dst, int flags)
if (err < 0)
goto _err;
+ if (*dst == NULL)
+ return -EINVAL;
+
if (flags & SND_TPLG_SAVE_NOCHECK)
return 0;