CVE-2023-53233 net/smc: fix deadlock triggered by cancel_delayed_work_syn()

[
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    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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    "programFiles": [
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    "versions": [
      {
        "version": "5.8",
        "status": "affected"
      },
      {
        "version": "0",
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        "versionType": "semver"
      },
      {
        "version": "5.10.176",
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        "lessThanOrEqual": "*",
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    ]
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]