Description: media: uvcvideo: Avoid cyclic entity chains due to malformed USB descriptors
References:
 https://source.android.com/security/bulletin/2020-09-01
Notes:
Bugs:
upstream: released (5.6-rc1) [68035c80e129c4cfec659aac4180354530b26527]
4.19-upstream-stable: released (4.19.103) [3ceb3fcd6d1a6a65e7bf3873a63009d01ba4b05f]
4.9-upstream-stable: released (4.9.214) [f873437547ac3d092c433cc0a996b946eb2803b6]
sid: released (5.4.19-1)
4.19-buster-security: released (4.19.118-1)
4.9-stretch-security: released (4.9.228-1)