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author | Arnd Bergmann <arnd@arndb.de> | 2021-11-22 11:32:15 +0100 |
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committer | Arnd Bergmann <arnd@arndb.de> | 2021-11-22 11:32:16 +0100 |
commit | d063f30765fef6bca08e0caecb41ca3d6b96dc78 (patch) | |
tree | d590b8cf7499f3fa60419dbe6774111204d32b7c /drivers | |
parent | 3449d6bf4c4581f7c11a2a2ff60cb53160906474 (diff) | |
parent | c23ca66a4dadb6f050dc57358bc8d57a747c35bf (diff) | |
download | linux-d063f30765fef6bca08e0caecb41ca3d6b96dc78.tar.bz2 |
Merge tag 'optee-fix-for-v5.16' of git://git.linaro.org/people/jens.wiklander/linux-tee into arm/fixes
Fix possible NULL pointer dereference in OP-TEE driver
* tag 'optee-fix-for-v5.16' of git://git.linaro.org/people/jens.wiklander/linux-tee:
optee: fix kfree NULL pointer
Link: https://lore.kernel.org/r/20211117125747.GA2896197@jade
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/tee/optee/ffa_abi.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/tee/optee/ffa_abi.c b/drivers/tee/optee/ffa_abi.c index 45424824e0f9..d8c8683863aa 100644 --- a/drivers/tee/optee/ffa_abi.c +++ b/drivers/tee/optee/ffa_abi.c @@ -810,10 +810,9 @@ static int optee_ffa_probe(struct ffa_device *ffa_dev) return -EINVAL; optee = kzalloc(sizeof(*optee), GFP_KERNEL); - if (!optee) { - rc = -ENOMEM; - goto err; - } + if (!optee) + return -ENOMEM; + optee->pool = optee_ffa_config_dyn_shm(); if (IS_ERR(optee->pool)) { rc = PTR_ERR(optee->pool); |