CVE-2023-53267 driver: soc: xilinx: fix memory leak in xlnx_add_cb_for_notify_event()

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/soc/xilinx/xlnx_event_manager.c"
    ],
    "versions": [
      {
        "version": "05e5ba40ea7ab6a99bb8d6117c899d0e13ca8700",
        "lessThan": "d35290addcbac94b076babe0a798a8c043421812",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "05e5ba40ea7ab6a99bb8d6117c899d0e13ca8700",
        "lessThan": "9dfb6c784e385f6e61994bb4e16ce12f3e4940be",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "05e5ba40ea7ab6a99bb8d6117c899d0e13ca8700",
        "lessThan": "1bea534991b9b35c41848a397666ada436456beb",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/soc/xilinx/xlnx_event_manager.c"
    ],
    "versions": [
      {
        "version": "5.19",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "5.19",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.1.18",
        "lessThanOrEqual": "6.1.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.2.5",
        "lessThanOrEqual": "6.2.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.3",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]