Description: platform/x86: dell-smbios-wmi: Fix oops on rmmod dell_smbios
References:
Notes:
 carnil> Introduced in 1a258e670434 ("platform/x86: dell-smbios-wmi: Add new WMI
 carnil> dispatcher driver"). Vulnerable versions: 4.15-rc1.
Bugs:
upstream: released (5.13-rc3) [3a53587423d25c87af4b4126a806a0575104b45e]
6.7-upstream-stable: N/A "Fixed before branching point"
6.6-upstream-stable: N/A "Fixed before branching point"
6.1-upstream-stable: N/A "Fixed before branching point"
5.10-upstream-stable: released (5.10.40) [0cf036a0d325200e6c27b90908e51195bbc557b1]
4.19-upstream-stable: released (4.19.192) [75cfc833da4a2111106d4c134e93e0c7f41e35e7]
sid: released (5.10.40-1)
6.1-bookworm-security: N/A "Fixed before branching point"
5.10-bullseye-security: N/A "Fixed before branching point"
4.19-buster-security: released (4.19.194-1)