RFR: 8325680: Uninitialised memory in deleteGSSCB of GSSLibStub.c:179 [v4]

[Weijun Wang]

> Add a `memset` after memory is successfully allocated.
> 
> No regression test, hard to write without a KDC.

Weijun Wang has updated the pull request incrementally with one additional commit since the last revision:

  add back 2 lines

-------------

Changes:
  - all: https://git.openjdk.org/jdk/pull/18015/files
  - new: https://git.openjdk.org/jdk/pull/18015/files/49f881a4..9f5c744c

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=18015&range=03
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=18015&range=02-03

  Stats: 2 lines in 1 file changed: 2 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/18015.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/18015/head:pull/18015

PR: https://git.openjdk.org/jdk/pull/18015