Re: RFR: 8279903: Redundant modulo operation in ECDHKeyAgreement [v2]

2022-01-12 Thread Xue-Lei Andrew Fan
On Wed, 12 Jan 2022 07:29:04 GMT, John Jiang  wrote:

>> In class `sun.security.ec.ECDHKeyAgreement`, the last `mod()` in the below 
>> line looks redundant,
>> 
>> BigInteger lhs = y.modPow(BigInteger.valueOf(2), p).mod(p);
>> 
>> I think this tiny change just be a code cleanup, so no test for it and label 
>> `noreg-cleanup` is added for this JBS issue.
>
> John Jiang has updated the pull request incrementally with one additional 
> commit since the last revision:
> 
>   update copyright notes

Marked as reviewed by xuelei (Reviewer).

-

PR: https://git.openjdk.java.net/jdk/pull/7042


Re: RFR: 8279903: Redundant modulo operation in ECDHKeyAgreement [v2]

2022-01-12 Thread Weijun Wang
On Wed, 12 Jan 2022 07:29:04 GMT, John Jiang  wrote:

>> In class `sun.security.ec.ECDHKeyAgreement`, the last `mod()` in the below 
>> line looks redundant,
>> 
>> BigInteger lhs = y.modPow(BigInteger.valueOf(2), p).mod(p);
>> 
>> I think this tiny change just be a code cleanup, so no test for it and label 
>> `noreg-cleanup` is added for this JBS issue.
>
> John Jiang has updated the pull request incrementally with one additional 
> commit since the last revision:
> 
>   update copyright notes

Good catch. Looks good to me. Thanks.

-

Marked as reviewed by weijun (Reviewer).

PR: https://git.openjdk.java.net/jdk/pull/7042


Re: RFR: 8279903: Redundant modulo operation in ECDHKeyAgreement [v2]

2022-01-11 Thread John Jiang
> In class `sun.security.ec.ECDHKeyAgreement.java`, the last `mod()` in the 
> below line looks redundant,
> 
> BigInteger lhs = y.modPow(BigInteger.valueOf(2), p).mod(p);

John Jiang has updated the pull request incrementally with one additional 
commit since the last revision:

  update copyright notes

-

Changes:
  - all: https://git.openjdk.java.net/jdk/pull/7042/files
  - new: https://git.openjdk.java.net/jdk/pull/7042/files/4b44997f..6504ac3d

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk=7042=01
 - incr: https://webrevs.openjdk.java.net/?repo=jdk=7042=00-01

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.java.net/jdk/pull/7042.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/7042/head:pull/7042

PR: https://git.openjdk.java.net/jdk/pull/7042


RFR: 8279903: Redundant modulo operation in ECDHKeyAgreement

2022-01-11 Thread John Jiang
In class `sun.security.ec.ECDHKeyAgreement.java`, the last `mod()` in the below 
line looks redundant,

BigInteger lhs = y.modPow(BigInteger.valueOf(2), p).mod(p);

-

Commit messages:
 - 8279903: Redundant modulo operation in ECDHKeyAgreement

Changes: https://git.openjdk.java.net/jdk/pull/7042/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk=7042=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8279903
  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.java.net/jdk/pull/7042.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/7042/head:pull/7042

PR: https://git.openjdk.java.net/jdk/pull/7042