4.9-stable review patch. If anyone has any objections, please let me know.
------------------ From: Dan Carpenter <[email protected]> [ Upstream commit 4e880168e9ffb1cdbdb72b3b48ab0324b30c2d62 ] We forgot to set the error code on this path so it could result in returning NULL which leads to a NULL dereference. Fixes: db6c43bd2132 ("crypto: KEYS: convert public key and digsig asym to the akcipher api") Signed-off-by: Dan Carpenter <[email protected]> Signed-off-by: David Howells <[email protected]> Signed-off-by: James Morris <[email protected]> Signed-off-by: Sasha Levin <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]> --- crypto/asymmetric_keys/x509_cert_parser.c | 1 + 1 file changed, 1 insertion(+) --- a/crypto/asymmetric_keys/x509_cert_parser.c +++ b/crypto/asymmetric_keys/x509_cert_parser.c @@ -102,6 +102,7 @@ struct x509_certificate *x509_cert_parse } } + ret = -ENOMEM; cert->pub->key = kmemdup(ctx->key, ctx->key_size, GFP_KERNEL); if (!cert->pub->key) goto error_decode;
