WARNING: line length of 89 exceeds 80 columns
#66: FILE: drivers/net/can/usb/esd_usb.c:6:
+ * Copyright (C) 2022-2025 esd electronics gmbh, Frank Jungclaus <frank.jungclaus@esd.eu>

WARNING: line length of 95 exceeds 80 columns
#120: FILE: drivers/net/can/usb/esd_usb.c:642:
+	msg->hdr.len = sizeof(struct esd_usb_version_msg) / sizeof(u32); /* # of 32bit words */

WARNING: line length of 99 exceeds 80 columns
#132: FILE: drivers/net/can/usb/esd_usb.c:654:
+	/* Device hardware has 2 RX buffers with ESD_USB_RX_BUFFER_SIZE, * 4 to give some slack. */

WARNING: line length of 97 exceeds 80 columns
#158: FILE: drivers/net/can/usb/esd_usb.c:680:
+		dev_dbg(&dev->udev->dev, "AT %d, LEN %d, ERR %d\n", attempt, actual_length, err);

WARNING: line length of 81 exceeds 80 columns
#168: FILE: drivers/net/can/usb/esd_usb.c:690:
+		while (pos < actual_length - sizeof(struct esd_usb_header_msg)) {

WARNING: line length of 88 exceeds 80 columns
#173: FILE: drivers/net/can/usb/esd_usb.c:695:
+			pos += p_msg->hdr.len * sizeof(u32); /* convert to # of bytes */

WARNING: line length of 98 exceeds 80 columns
#183: FILE: drivers/net/can/usb/esd_usb.c:705:
+				dev->net_count = min(p_msg->version_reply.nets, ESD_USB_MAX_NETS);

WARNING: line length of 89 exceeds 80 columns
#184: FILE: drivers/net/can/usb/esd_usb.c:706:
+				dev->version = le32_to_cpu(p_msg->version_reply.version);

WARNING: line length of 82 exceeds 80 columns
#188: FILE: drivers/net/can/usb/esd_usb.c:710:
+					le32_to_cpu(p_msg->version_reply.version),

WARNING: line length of 87 exceeds 80 columns
#191: FILE: drivers/net/can/usb/esd_usb.c:713:
+					ESD_USB_FW_NAME_SZ, p_msg->version_reply.name);

WARNING: line length of 85 exceeds 80 columns
#200: FILE: drivers/net/can/usb/esd_usb.c:722:
+				dev_dbg(&dev->udev->dev, "HDR %d\n", p_msg->hdr.cmd);

WARNING: line length of 96 exceeds 80 columns
#204: FILE: drivers/net/can/usb/esd_usb.c:726:
+	} while (cnt_vs == 0 && len_sum < max_drain_bytes && time_before(jiffies, end_jiffies));

WARNING: line length of 91 exceeds 80 columns
#250: FILE: drivers/net/can/usb/esd_usb.c:1386:
+		dev_err(&intf->dev, "sending version message failed: %pe\n", ERR_PTR(err));

WARNING: line length of 86 exceeds 80 columns
#259: FILE: drivers/net/can/usb/esd_usb.c:1392:
+		dev_err(&intf->dev, "no version message answer: %pe\n", ERR_PTR(err));

total: 0 errors, 14 warnings, 0 checks, 213 lines checked

NOTE: For some of the reported defects, checkpatch may be able to
      mechanically convert to the typical style using --fix or --fix-inplace.

Commit abfc37229616 ("can: esd_usb: Fix not detecting version reply in probe routine") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE GIT_COMMIT_ID MACRO_ARG_REUSE NO_AUTHOR_SIGN_OFF

NOTE: If any of the errors are false positives, please report
      them to the maintainer, see CHECKPATCH in MAINTAINERS.
total: 0 errors, 14 warnings, 0 checks, 213 lines checked