Description: drm/amd/display: Fix memory leak in dm_sw_fini()
References:
Notes:
 carnil> Introduced in 743b9786b14a ("drm/amd/display: Hook up the DMUB service in DM").
 carnil> Vulnerable versions: 5.6-rc1.
Bugs:
upstream: released (6.8-rc6) [bae67893578d608e35691dcdfa90c4957debf1d3]
6.8-upstream-stable: N/A "Fixed before branching point"
6.7-upstream-stable: released (6.7.7) [541e79265ea7e339a7c4a462feafe9f8f996e04b]
6.6-upstream-stable: released (6.6.19) [10c6b90e975358c17856a578419dc449887899c2]
6.1-upstream-stable: released (6.1.80) [58168005337eabef345a872be3f87d0215ff3b30]
5.10-upstream-stable: released (5.10.211) [b49b022f7dfce85eb77d0d987008fde5c01d7857]
4.19-upstream-stable: N/A "Vulnerable code not present"
sid: released (6.7.7-1)
6.1-bookworm-security: released (6.1.82-1)
5.10-bullseye-security: needed
4.19-buster-security: N/A "Vulnerable code not present"