iwlwifi: mvm: handle error from iwl_trans_update_sf

iwl_trans_update_sf can fail and this wasn't handled.
Fix this.

Signed-off-by: Eyal Shapira <eyalx.shapira@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>

diff --git a/drivers/net/wireless/iwlwifi/mvm/fw.c b/drivers/net/wireless/iwlwifi/mvm/fw.c
index e0d9f19650b07e5df8b56342ec5e6d1bef88194f..8c96e5af75f7e51136407a37a99ac0e48e4212cf 100644 (file)
--- a/drivers/net/wireless/iwlwifi/mvm/fw.c
+++ b/drivers/net/wireless/iwlwifi/mvm/fw.c
@@ -227,6 +227,10 @@ static int iwl_mvm_load_ucode_wait_alive(struct iwl_mvm *mvm,
        st_fwrd_space.addr = mvm->sf_space.addr;
        st_fwrd_space.size = mvm->sf_space.size;
        ret = iwl_trans_update_sf(mvm->trans, &st_fwrd_space);
+       if (ret) {
+               IWL_ERR(mvm, "Failed to update SF size. ret %d\n", ret);
+               return ret;
+       }
 
        iwl_trans_fw_alive(mvm->trans, alive_data.scd_base_addr);