diff options
| author | Chen Ni <nichen@iscas.ac.cn> | 2023-11-08 07:36:27 +0000 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2024-01-25 15:44:39 -0800 |
| commit | cd06de9800b3a7742fe7f6d772ff72b966085850 (patch) | |
| tree | f67fc56b64d9066e52b5ab07ce05cc50aeaef49f /security | |
| parent | b7aab9d906e2e252a7783f872406033ec49b6dae (diff) | |
KEYS: encrypted: Add check for strsep
[ 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>
Diffstat (limited to 'security')
| -rw-r--r-- | security/keys/encrypted-keys/encrypted.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/security/keys/encrypted-keys/encrypted.c b/security/keys/encrypted-keys/encrypted.c index 8af2136069d2..76f55dd13cb8 100644 --- a/security/keys/encrypted-keys/encrypted.c +++ b/security/keys/encrypted-keys/encrypted.c @@ -237,6 +237,10 @@ static int datablob_parse(char *datablob, const char **format, 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: |