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psbt: if psbt is null, return null for get_bytes

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niftynei
2020-08-11 16:26:01 -05:00
committed by Rusty Russell
parent df7c122cb8
commit 0305c0a57e
1 changed files with 5 additions and 0 deletions
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5
bitcoin/psbt.c
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@@ -698,6 +698,11 @@ const u8 *psbt_get_bytes(const tal_t *ctx, const struct wally_psbt *psbt,
size_t len = 0;
u8 *bytes;
if (!psbt) {
*bytes_written = 0;
return NULL;
}
wally_psbt_get_length(psbt, 0, &len);
bytes = tal_arr(ctx, u8, len);