From 7e727e88c79f58cf00a9314a515f89cd902c92c8 Mon Sep 17 00:00:00 2001
From: "mergify[bot]" <37929162+mergify[bot]@users.noreply.github.com>
Date: Thu, 30 Jun 2022 07:22:08 -0400
Subject: [PATCH] fix: update x/mint parameter validation (backport #12384)
 (#12396)

---
 CHANGELOG.md           | 4 ++++
 x/mint/types/params.go | 4 ++--
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index c3b5f366dd52..7352c385c01e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -37,6 +37,10 @@ Ref: https://keepachangelog.com/en/1.0.0/
 
 ## [Unreleased]
 
+### Bug Fixes
+
+* (x/mint) [#12384](https://github.com/cosmos/cosmos-sdk/pull/12384) Ensure `GoalBonded` must be positive when performing `x/mint` parameter validation.
+
 ## [v0.45.6](https://github.com/cosmos/cosmos-sdk/releases/tag/v0.45.6) - 2022-06-28
 
 ### Improvements
diff --git a/x/mint/types/params.go b/x/mint/types/params.go
index f0f9ef494bb9..be3d189c4e3b 100644
--- a/x/mint/types/params.go
+++ b/x/mint/types/params.go
@@ -171,8 +171,8 @@ func validateGoalBonded(i interface{}) error {
 		return fmt.Errorf("invalid parameter type: %T", i)
 	}
 
-	if v.IsNegative() {
-		return fmt.Errorf("goal bonded cannot be negative: %s", v)
+	if v.IsNegative() || v.IsZero() {
+		return fmt.Errorf("goal bonded must be positive: %s", v)
 	}
 	if v.GT(sdk.OneDec()) {
 		return fmt.Errorf("goal bonded too large: %s", v)