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Update token_contract.go, modify the overflow judgment condition for function add()

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Signed-off-by: yjwxfq <112159687+yjwxfq@users.noreply.github.com>
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yjwxfq 2023-06-01 14:17:22 +08:00 committed by Dave Enyeart
parent 2f11c4410f
commit 20009ecd02
1 changed files with 1 additions and 1 deletions
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2
token-erc-20/chaincode-go/chaincode/token_contract.go
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@ -695,7 +695,7 @@ func add(b int, q int) (int, error) {
var sum int
sum = q + b
if (sum < q) == (b >= 0 && q >= 0) {
if (sum < q || sum < b) == (b >= 0 && q >= 0) {
return 0, fmt.Errorf("Math: addition overflow occurred %d + %d", b, q)
}