From 2d76f553302a287b262498e14550976074625a56 Mon Sep 17 00:00:00 2001
From: Kevin Yang <5478483+k-yang@users.noreply.github.com>
Date: Wed, 8 Jun 2022 20:56:08 -0700
Subject: [PATCH] Return correct number of shares when joining stableswap pool

The `joinPoolSharesInternal` method was not taking into account the newShares from single-sided LP joins.
---
 x/gamm/pool-models/stableswap/amm.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/x/gamm/pool-models/stableswap/amm.go b/x/gamm/pool-models/stableswap/amm.go
index 7d3fc477c7e..6193444faa6 100644
--- a/x/gamm/pool-models/stableswap/amm.go
+++ b/x/gamm/pool-models/stableswap/amm.go
@@ -399,6 +399,7 @@ func (pa *Pool) joinPoolSharesInternal(ctx sdk.Context, tokensIn sdk.Coins, swap
 			return sdk.ZeroInt(), sdk.NewCoins(), err
 		}
 		pa.updatePoolForJoin(sdk.NewCoins(coin), newShare)
+		numShares = numShares.Add(newShare)
 	}
 
 	return numShares, tokensIn, nil