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-rw-r--r--src/io/output.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/io/output.c b/src/io/output.c
index a69b905..32b2de4 100644
--- a/src/io/output.c
+++ b/src/io/output.c
@@ -81,7 +81,7 @@ static JSON_Value *output_jjson(curve_t *curve) {
fprintf(err, "Error, field has unknown amount of elements.\n");
exit(1);
}
- if (curve->seed) {
+ if (curve->seed && curve->seed->seed) {
char *hex_str = bits_to_hex(curve->seed->seed);
char *hex = try_calloc(strlen(hex_str) + 3);
hex[0] = '0';