From 94fa2cccbacbcbbedb332cd5409dc58998b9406d Mon Sep 17 00:00:00 2001
From: Tyler Smith <mail@tcry.pt>
Date: Fri, 16 Aug 2024 22:17:03 -0400
Subject: [PATCH] fix: Propagate error from rand.Read, which can fail in some
 rare cases.

---
 bip39.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/bip39.go b/bip39.go
index 2ef9833..dc49b73 100644
--- a/bip39.go
+++ b/bip39.go
@@ -104,7 +104,10 @@ func NewEntropy(bitSize int) ([]byte, error) {
 	}
 
 	entropy := make([]byte, bitSize/8)
-	_, _ = rand.Read(entropy) // err is always nil
+	_, err := rand.Read(entropy)
+	if err != nil {
+		return nil, err
+	}
 
 	return entropy, nil
 }