Return empty string if error

yogh333 · yogh333 · commit f44743d0214f · 2025-01-16T11:34:27.000+01:00
diff --git a/ledger_device_sdk/src/libcall/swap.rs b/ledger_device_sdk/src/libcall/swap.rs
@@ -239,6 +239,8 @@ pub fn swap_return(res: SwapResult) {
                     unsafe { *(p.amount_str.add(i)) = c as i8 };
                 }
                 unsafe { *(p.amount_str.add(s.len())) = '\0' as i8 };
+            } else {
+                unsafe { *(p.amount_str) = '\0' as i8 };
             }
         }
         SwapResult::CreateTxResult(&mut ref p, r) => {

Original file line number	Diff line number	Diff line change
`@@ -239,6 +239,8 @@ pub fn swap_return(res: SwapResult) {`
`239`	`239`	`unsafe { *(p.amount_str.add(i)) = c as i8 };`
`240`	`240`	`}`
`241`	`241`	`unsafe { *(p.amount_str.add(s.len())) = '\0' as i8 };`
	`242`	`+ } else {`
	`243`	`+ unsafe { *(p.amount_str) = '\0' as i8 };`
`242`	`244`	`}`
`243`	`245`	`}`
`244`	`246`	`SwapResult::CreateTxResult(&mut ref p, r) => {`