8283217: Leak FcObjectSet in getFontConfigLocations() in fontpath.c

[zhengyu123]

A clean and low risk backport to fix memory leak

---

Progress

• Change must not contain extraneous whitespace
• Commit message must refer to an issue

Issue

• JDK-8283217: Leak FcObjectSet in getFontConfigLocations() in fontpath.c

Reviewing

Using git

Checkout this PR locally:
$ git fetch https://git.openjdk.java.net/jdk17u-dev pull/336/head:pull/336
$ git checkout pull/336

Update a local copy of the PR:
$ git checkout pull/336
$ git pull https://git.openjdk.java.net/jdk17u-dev pull/336/head

Using Skara CLI tools

Checkout this PR locally:
$ git pr checkout 336

View PR using the GUI difftool:
$ git pr show -t 336

Using diff file

Download this PR as a diff file:
https://git.openjdk.java.net/jdk17u-dev/pull/336.diff

[bridgekeeper]

👋 Welcome back zgu! A progress list of the required criteria for merging this PR into master will be added to the body of your pull request. There are additional pull request commands available for use with this pull request.

[openjdk]

This backport pull request has now been updated with issue from the original commit.

[openjdk]

@zhengyu123 This change now passes all automated pre-integration checks.

ℹ️ This project also has non-automated pre-integration requirements. Please see the file CONTRIBUTING.md for details.

After integration, the commit message for the final commit will be:

8283217: Leak FcObjectSet in getFontConfigLocations() in fontpath.c

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[mlbridge]

Webrevs

• 00: Full (a229edf3)

[zhengyu123]

/integrate

[openjdk]

Going to push as commit c390fbc.
Since your change was applied there have been 5 commits pushed to the master branch:

• da9aa23: 8279822: CI: Constant pool entries in error state are not supported
• fcc1cc6: 8276880: Remove java/lang/RuntimeTests/exec/ExecWithDir as unnecessary
• d218ce4: 8284369: TestFailedAllocationBadGraph fails with -XX:TieredStopAtLevel < 4
• 7d3a528: 8283279: [Testbug] Improve TestGetSwapSpaceSize
• e78f47e: 8283347: [macos] Bad JNI lookup accessibilityHitTest is shown when Screen magnifier is enabled

Your commit was automatically rebased without conflicts.

[openjdk]

@zhengyu123 Pushed as commit c390fbc.

💡 You may see a message that your pull request was closed with unmerged commits. This can be safely ignored.