From: Andy Moreton <amoreton@solarflare.com>
Fixes: 05fce2ce8451 ("net/sfc/base: import libefx licensing")
Fixes: f67e4719147d ("net/sfc/base: fix coding style")
Cc: stable@dpdk.org
Signed-off-by: Andy Moreton <amoreton@solarflare.com>
Signed-off-by: Andrew Rybchenko <arybchenko@solarflare.com>
---
drivers/net/sfc/base/efx_lic.c | 39 ++++++++--------------------------
1 file changed, 9 insertions(+), 30 deletions(-)
@@ -983,26 +983,14 @@ efx_mcdi_licensing_v3_get_id(
{
efx_mcdi_req_t req;
EFX_MCDI_DECLARE_BUF(payload, MC_CMD_LICENSING_GET_ID_V3_IN_LEN,
- MC_CMD_LICENSING_GET_ID_V3_OUT_LENMIN);
+ MC_CMD_LICENSING_GET_ID_V3_OUT_LENMAX);
efx_rc_t rc;
req.emr_cmd = MC_CMD_LICENSING_GET_ID_V3;
-
- if (bufferp == NULL) {
- /* Request id type and length only */
- req.emr_in_buf = bufferp;
- req.emr_in_length = MC_CMD_LICENSING_GET_ID_V3_IN_LEN;
- req.emr_out_buf = bufferp;
- req.emr_out_length = MC_CMD_LICENSING_GET_ID_V3_OUT_LENMIN;
- } else {
- /* Request full buffer */
- req.emr_in_buf = bufferp;
- req.emr_in_length = MC_CMD_LICENSING_GET_ID_V3_IN_LEN;
- req.emr_out_buf = bufferp;
- req.emr_out_length =
- MIN(buffer_size, MC_CMD_LICENSING_GET_ID_V3_OUT_LENMAX);
- (void) memset(bufferp, 0, req.emr_out_length);
- }
+ req.emr_in_buf = payload;
+ req.emr_in_length = MC_CMD_LICENSING_GET_ID_V3_IN_LEN;
+ req.emr_out_buf = payload;
+ req.emr_out_length = MC_CMD_LICENSING_GET_ID_V3_OUT_LENMAX;
efx_mcdi_execute_quiet(enp, &req);
@@ -1020,19 +1008,10 @@ efx_mcdi_licensing_v3_get_id(
*lengthp =
MCDI_OUT_DWORD(req, LICENSING_GET_ID_V3_OUT_LICENSE_ID_LENGTH);
- if (bufferp == NULL) {
- /*
- * Modify length requirements to indicate to caller the extra
- * buffering needed to read the complete output.
- */
- *lengthp += MC_CMD_LICENSING_GET_ID_V3_OUT_LENMIN;
- } else {
- /* Shift ID down to start of buffer */
- memmove(bufferp,
- bufferp + MC_CMD_LICENSING_GET_ID_V3_OUT_LICENSE_ID_OFST,
- *lengthp);
- memset(bufferp + (*lengthp), 0,
- MC_CMD_LICENSING_GET_ID_V3_OUT_LICENSE_ID_OFST);
+ if (bufferp != NULL) {
+ memcpy(bufferp,
+ payload + MC_CMD_LICENSING_GET_ID_V3_OUT_LICENSE_ID_OFST,
+ MIN(buffer_size, *lengthp));
}
return (0);