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trusted-keys: match tpm_get_ops on all return paths 

The `tpm_get_ops` call at the beginning of the function is not paired
with a `tpm_put_ops` on this return path.

Cc: stable@vger.kernel.org
Fixes: f221974525 ("security: keys: trusted: use ASN.1 TPM2 key format for the blobs")
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Ben Boeckel <mathstuf@gmail.com>
Reviewed-by: Jarkko Sakkinen <jarkko@kernel.org>
Signed-off-by: Jarkko Sakkinen <jarkko@kernel.org>
This commit is contained in:
Ben Boeckel 2021-04-29 15:21:56 -04:00 committed by Jarkko Sakkinen
parent 83a775d5f9
commit b3ad7855b7
1 changed files with 3 additions and 3 deletions
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6
security/keys/trusted-keys/trusted_tpm2.c
View File

@ -336,9 +336,9 @@ out:
rc = -EPERM;
}
if (blob_len < 0)
return blob_len;
payload->blob_len = blob_len;
rc = blob_len;
else
payload->blob_len = blob_len;
tpm_put_ops(chip);
return rc;