[PATCH openEuler-1.0-LTS 0/3] fixes CVE-2021-44733

patch #1 ~ #2 prepare for backporting fix patch patch #3 fix CVE-2021-44733

Jens Wiklander (3): tee: remove linked list of struct tee_shm tee: don't assign shm id for private shms tee: handle lookup of shm with reference count 0

drivers/tee/tee_core.c | 1 - drivers/tee/tee_private.h | 3 +- drivers/tee/tee_shm.c | 196 ++++++++++++++------------------------ include/linux/tee_drv.h | 7 +- 4 files changed, 77 insertions(+), 130 deletions(-)