util/deephash: fix sync.Pool usage

Whoops. From yesterday's 9ae3bd0939 (not yet used by anything, fortunately) Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2021-07-05 22:20:27 -07:00 · 2021-07-05 22:20:27 -07:00 · 14f901da6d
parent e0258ffd92
commit 14f901da6d
1 changed files with 1 additions and 1 deletions
--- a/util/deephash/deephash.go
+++ b/util/deephash/deephash.go
@ -53,7 +53,7 @@ var hasherPool = &sync.Pool{
 // Hash returns the raw SHA-256 hash of v.
 func Hash(v interface{}) [sha256.Size]byte {
 	hasher := hasherPool.Get().(*hasher)
-	hasherPool.Put(hasher)
+	defer hasherPool.Put(hasher)
 	return hasher.Hash(v)
 }