If key_instantiate_and_link() were to fail (which fortunately isn't
possible currently), the call to key_revoke(authkey) would crash with a
NULL pointer dereference in request_key_auth_revoke() because the key
has not yet been instantiated.
Fix this by removing the call to key_revoke(). key_put() is sufficient,
as it's not possible for an uninstantiated authkey to have been used for
anything yet.
Fixes:
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.. | ||
apparmor | ||
integrity | ||
keys | ||
loadpin | ||
selinux | ||
smack | ||
tomoyo | ||
yama | ||
commoncap.c | ||
device_cgroup.c | ||
inode.c | ||
Kconfig | ||
lsm_audit.c | ||
Makefile | ||
min_addr.c | ||
security.c |