Keep setting ret close to setting errp and don't merge different error paths into one. This way it's more obvious that we don't return error without setting errp.
Signed-off-by: Vladimir Sementsov-Ogievskiy <[email protected]> --- block/qcow2.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/block/qcow2.c b/block/qcow2.c index cd5f48d3fb..c77be32aa2 100644 --- a/block/qcow2.c +++ b/block/qcow2.c @@ -1159,6 +1159,10 @@ static int qcow2_update_options_prepare(BlockDriverState *bs, } qdict_put_str(encryptopts, "format", "qcow"); r->crypto_opts = block_crypto_open_opts_init(encryptopts, errp); + if (!r->crypto_opts) { + ret = -EINVAL; + goto fail; + } break; case QCOW_CRYPT_LUKS: @@ -1171,14 +1175,15 @@ static int qcow2_update_options_prepare(BlockDriverState *bs, } qdict_put_str(encryptopts, "format", "luks"); r->crypto_opts = block_crypto_open_opts_init(encryptopts, errp); + if (!r->crypto_opts) { + ret = -EINVAL; + goto fail; + } break; default: error_setg(errp, "Unsupported encryption method %d", s->crypt_method_header); - break; - } - if (s->crypt_method_header != QCOW_CRYPT_NONE && !r->crypto_opts) { ret = -EINVAL; goto fail; } -- 2.21.3
