fix: check amount for permit2 C13

supercontracts · lucas-manuel · commit caba61b08cd5 · 2025-12-19T13:23:35.000-05:00
diff --git a/src/libraries/UniswapV4Lib.sol b/src/libraries/UniswapV4Lib.sol
@@ -254,6 +254,8 @@ library UniswapV4Lib {
     )
         internal
     {
+        require(amount <= type(uint160).max, "MC/amount-too-large-for-permit2");
+
         // Approve the Permit2 contract to spend none of the token (success is optional).
         // NOTE: We don't care about the success of this call, since the only outcomes are:
         //         - the allowance is 0 (it was reset or was already 0)

Original file line number	Diff line number	Diff line change
`@@ -254,6 +254,8 @@ library UniswapV4Lib {`
`254`	`254`	`)`
`255`	`255`	`internal`
`256`	`256`	`{`
	`257`	`+ require(amount <= type(uint160).max, "MC/amount-too-large-for-permit2");`
	`258`	`+`
`257`	`259`	`// Approve the Permit2 contract to spend none of the token (success is optional).`
`258`	`260`	`// NOTE: We don't care about the success of this call, since the only outcomes are:`
`259`	`261`	`// - the allowance is 0 (it was reset or was already 0)`