---
libavutil/opt.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/libavutil/opt.c b/libavutil/opt.c
index 04f4413..833e205 100644
--- a/libavutil/opt.c
+++ b/libavutil/opt.c
@@ -564,6 +564,9 @@ static int parse_key_value_pair(void *ctx, const char **buf,
char *val;
int ret;
+ if (!key)
+ return AVERROR(ENOMEM);
+
if (*key && strspn(*buf, key_val_sep)) {
(*buf)++;
val = av_get_token(buf, pairs_sep);
--
1.7.10.4
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