[ Upstream commit
b4af096b5df5dd131ab796c79cedc7069d8f4882 ]
Add check for strsep() in order to transfer the error.
Fixes:
cd3bc044af48 ("KEYS: encrypted: Instantiate key with user-provided decrypted data")
Signed-off-by: Chen Ni <nichen@iscas.ac.cn>
Signed-off-by: Mimi Zohar <zohar@linux.ibm.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
break;
}
*decrypted_data = strsep(&datablob, " \t");
+ if (!*decrypted_data) {
+ pr_info("encrypted_key: decrypted_data is missing\n");
+ break;
+ }
ret = 0;
break;
case Opt_load: