len += snprintf(buf+len, sizeof(buf)-len,
                        "RX\n---------------------\n");
-       len += snprintf(buf+len, sizeof(buf)-len, "CRC\t%d\t(%d%%)\n",
+       len += snprintf(buf+len, sizeof(buf)-len, "CRC\t%u\t(%u%%)\n",
                        st->rxerr_crc,
                        st->rx_all_count > 0 ?
                                st->rxerr_crc*100/st->rx_all_count : 0);
-       len += snprintf(buf+len, sizeof(buf)-len, "PHY\t%d\t(%d%%)\n",
+       len += snprintf(buf+len, sizeof(buf)-len, "PHY\t%u\t(%u%%)\n",
                        st->rxerr_phy,
                        st->rx_all_count > 0 ?
                                st->rxerr_phy*100/st->rx_all_count : 0);
        for (i = 0; i < 32; i++) {
                if (st->rxerr_phy_code[i])
                        len += snprintf(buf+len, sizeof(buf)-len,
-                               " phy_err[%d]\t%d\n",
+                               " phy_err[%u]\t%u\n",
                                i, st->rxerr_phy_code[i]);
        }
 
-       len += snprintf(buf+len, sizeof(buf)-len, "FIFO\t%d\t(%d%%)\n",
+       len += snprintf(buf+len, sizeof(buf)-len, "FIFO\t%u\t(%u%%)\n",
                        st->rxerr_fifo,
                        st->rx_all_count > 0 ?
                                st->rxerr_fifo*100/st->rx_all_count : 0);
-       len += snprintf(buf+len, sizeof(buf)-len, "decrypt\t%d\t(%d%%)\n",
+       len += snprintf(buf+len, sizeof(buf)-len, "decrypt\t%u\t(%u%%)\n",
                        st->rxerr_decrypt,
                        st->rx_all_count > 0 ?
                                st->rxerr_decrypt*100/st->rx_all_count : 0);
-       len += snprintf(buf+len, sizeof(buf)-len, "MIC\t%d\t(%d%%)\n",
+       len += snprintf(buf+len, sizeof(buf)-len, "MIC\t%u\t(%u%%)\n",
                        st->rxerr_mic,
                        st->rx_all_count > 0 ?
                                st->rxerr_mic*100/st->rx_all_count : 0);
-       len += snprintf(buf+len, sizeof(buf)-len, "process\t%d\t(%d%%)\n",
+       len += snprintf(buf+len, sizeof(buf)-len, "process\t%u\t(%u%%)\n",
                        st->rxerr_proc,
                        st->rx_all_count > 0 ?
                                st->rxerr_proc*100/st->rx_all_count : 0);
-       len += snprintf(buf+len, sizeof(buf)-len, "jumbo\t%d\t(%d%%)\n",
+       len += snprintf(buf+len, sizeof(buf)-len, "jumbo\t%u\t(%u%%)\n",
                        st->rxerr_jumbo,
                        st->rx_all_count > 0 ?
                                st->rxerr_jumbo*100/st->rx_all_count : 0);
-       len += snprintf(buf+len, sizeof(buf)-len, "[RX all\t%d]\n",
+       len += snprintf(buf+len, sizeof(buf)-len, "[RX all\t%u]\n",
                        st->rx_all_count);
-       len += snprintf(buf+len, sizeof(buf)-len, "RX-all-bytes\t%d\n",
+       len += snprintf(buf+len, sizeof(buf)-len, "RX-all-bytes\t%u\n",
                        st->rx_bytes_count);
 
        len += snprintf(buf+len, sizeof(buf)-len,
                        "\nTX\n---------------------\n");
-       len += snprintf(buf+len, sizeof(buf)-len, "retry\t%d\t(%d%%)\n",
+       len += snprintf(buf+len, sizeof(buf)-len, "retry\t%u\t(%u%%)\n",
                        st->txerr_retry,
                        st->tx_all_count > 0 ?
                                st->txerr_retry*100/st->tx_all_count : 0);
-       len += snprintf(buf+len, sizeof(buf)-len, "FIFO\t%d\t(%d%%)\n",
+       len += snprintf(buf+len, sizeof(buf)-len, "FIFO\t%u\t(%u%%)\n",
                        st->txerr_fifo,
                        st->tx_all_count > 0 ?
                                st->txerr_fifo*100/st->tx_all_count : 0);
-       len += snprintf(buf+len, sizeof(buf)-len, "filter\t%d\t(%d%%)\n",
+       len += snprintf(buf+len, sizeof(buf)-len, "filter\t%u\t(%u%%)\n",
                        st->txerr_filt,
                        st->tx_all_count > 0 ?
                                st->txerr_filt*100/st->tx_all_count : 0);
-       len += snprintf(buf+len, sizeof(buf)-len, "[TX all\t%d]\n",
+       len += snprintf(buf+len, sizeof(buf)-len, "[TX all\t%u]\n",
                        st->tx_all_count);
-       len += snprintf(buf+len, sizeof(buf)-len, "TX-all-bytes\t%d\n",
+       len += snprintf(buf+len, sizeof(buf)-len, "TX-all-bytes\t%u\n",
                        st->tx_bytes_count);
 
        if (len > sizeof(buf))