FW returns error code "NVM_INSTALL_UPDATE_CMD_ERR_CODE_ANTI_ROLLBACK"
in the response to indicate that HWRM_NVM_INSTALL_UPDATE command has
failed due to Anti-rollback feature. Parse the error and return an
appropriate error code to the user.
Reviewed-by: Somnath Kotur <somnath.kotur@broadcom.com>
Reviewed-by: Edwin Peer <edwin.peer@broadcom.com>
Signed-off-by: Kalesh AP <kalesh-anakkur.purayil@broadcom.com>
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
cmd_err = ((struct hwrm_err_output *)resp)->cmd_err;
switch (cmd_err) {
+ case NVM_INSTALL_UPDATE_CMD_ERR_CODE_ANTI_ROLLBACK:
+ netdev_err(dev, "HWRM_NVM_INSTALL_UPDATE failure Anti-rollback detected\n");
+ rc = -EALREADY;
+ break;
case NVM_INSTALL_UPDATE_CMD_ERR_CODE_FRAG_ERR:
install->flags =
cpu_to_le16(NVM_INSTALL_UPDATE_REQ_FLAGS_ALLOWED_TO_DEFRAG);