Commit bea37414 authored Oct 09, 2019 by Eric Biggers Committed by Jarkko Sakkinen Dec 12, 2019

KEYS: asymmetric: return ENOMEM if akcipher_request_alloc() fails



No error code was being set on this error path.

Cc: stable@vger.kernel.org
Fixes: ad4b1eb5 ("KEYS: asym_tpm: Implement encryption operation [ver #2]")
Fixes: c08fed73 ("KEYS: Implement encrypt, decrypt and sign for software asymmetric key [ver #2]")
Reviewed-by: James Morris <jamorris@linux.microsoft.com>
Signed-off-by: Eric Biggers <ebiggers@google.com>
Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>

parent 601f0093

crypto/asymmetric_keys/asym_tpm.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -470,6 +470,7 @@ static int tpm_key_encrypt(struct tpm_key *tk,
		if (ret < 0)
		goto error_free_tfm;

		ret = -ENOMEM;
		req = akcipher_request_alloc(tfm, GFP_KERNEL);
		if (!req)
		goto error_free_tfm;

crypto/asymmetric_keys/public_key.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -184,6 +184,7 @@ static int software_key_eds_op(struct kernel_pkey_params *params,
		if (IS_ERR(tfm))
		return PTR_ERR(tfm);

		ret = -ENOMEM;
		req = akcipher_request_alloc(tfm, GFP_KERNEL);
		if (!req)
		goto error_free_tfm;

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