[Bug 1930208] Re: coverity bugs found in v4l2loopback dkms source

[Anthony Wong]

** Also affects: v4l2loopback (Ubuntu Focal)
   Importance: Undecided
       Status: New

** Changed in: v4l2loopback (Ubuntu Focal)
     Assignee: (unassigned) => You-Sheng Yang (vicamo)

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Title:
  coverity bugs found in v4l2loopback dkms source

Status in v4l2loopback package in Ubuntu:
  Fix Released
Status in v4l2loopback source package in Focal:
  New

Bug description:
  By running coverity scan tool[1], a few errors were found.

  [1]: https://scan.coverity.com/
  --- 
  ProblemType: Bug
  ApportVersion: 2.20.11-0ubuntu65.1
  Architecture: amd64
  CasperMD5CheckResult: unknown
  DistroRelease: Ubuntu 21.04
  InstallationDate: Installed on 2019-09-28 (610 days ago)
  InstallationMedia: Ubuntu 19.10 "Eoan Ermine" - Alpha amd64 (20190923)
  NonfreeKernelModules: zfs zunicode zavl icp zcommon znvpair wl
  Package: v4l2loopback-dkms 0.12.5-1ubuntu1
  PackageArchitecture: all
  ProcVersionSignature: Ubuntu 5.13.0-1002.2-oem 5.13.0-rc2
  Tags:  hirsute
  Uname: Linux 5.13.0-1002-oem x86_64
  UpgradeStatus: No upgrade log present (probably fresh install)
  UserGroups: N/A
  _MarkForUpload: True

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