xfs: avoid dereferencing log items after push callbacks

{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/xfs/xfs_trace.h",
                        "fs/xfs/xfs_trans_ail.c"
                    ],
                    "versions": [
                        {
                            "version": "90c60e16401248a4900f3f9387f563d0178dcf34",
                            "lessThan": "c8a2ab339b88d10fc34a3318c92f07d8a467019d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "90c60e16401248a4900f3f9387f563d0178dcf34",
                            "lessThan": "7121b22b0bac89394cc4c6a54b5aebc15347bdf5",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "90c60e16401248a4900f3f9387f563d0178dcf34",
                            "lessThan": "c4d603e8e58a3bf35480135ccca2b4f7238abda5",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "90c60e16401248a4900f3f9387f563d0178dcf34",
                            "lessThan": "95fb5d643cc70959baa54cd17f52f80ffc3295e7",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "90c60e16401248a4900f3f9387f563d0178dcf34",
                            "lessThan": "451c6329d9afa45862c36fe6677eb7750db60617",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "90c60e16401248a4900f3f9387f563d0178dcf34",
                            "lessThan": "79ef34ec0554ec04bdbafafbc9836423734e1bd6",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                }

{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/xfs/xfs_trace.h",
                        "fs/xfs/xfs_trans_ail.c"
                    ],
                    "versions": [
                        {
                            "version": "5.9",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.9",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.168",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.131",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.80",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.21",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.19.11",
                            "lessThanOrEqual": "6.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.0",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }