Description: media: serial_ir: Fix use-after-free in serial_ir_init_module
References:
Notes:
 bwh> Introduced in 4.11 by commit 0265634eb9e0 "[media] serial_ir: ensure
 bwh> we're ready to receive interrupts" (and in 4.10.4 by backport of same).
Bugs:
upstream: released (5.2-rc1) [56cd26b618855c9af48c8301aa6754ced8dd0beb]
4.19-upstream-stable: released (4.19.47) [aec118ecf579a6c70e505b39fc6eb6a2d878c89e]
4.9-upstream-stable: N/A "Vulnerability introduced later"
3.16-upstream-stable: N/A "Vulnerability introduced later"
sid: released (5.2.6-1)
4.19-buster-security: released (4.19.67-1)
4.9-stretch-security: N/A "Vulnerability introduced later"
3.16-jessie-security: N/A "Vulnerability introduced later"