ptp: clockmatrix: bug fix for idtcm_strverscmp

	return 0;

}

static int idtcm_strverscmp(const char *ver1, const char *ver2)

static int idtcm_strverscmp(const char *version1, const char *version2)

{

	u8 num1;

	u8 num2;

	int result = 0;

	/* loop through each level of the version string */

	while (result == 0) {

		/* extract leading version numbers */

		if (kstrtou8(ver1, 10, &num1) < 0)

			return -1;

	u8 ver1[3], ver2[3];

	int i;

		if (kstrtou8(ver2, 10, &num2) < 0)

	if (sscanf(version1, "%hhu.%hhu.%hhu",

		   &ver1[0], &ver1[1], &ver1[2]) != 3)

		return -1;

	if (sscanf(version2, "%hhu.%hhu.%hhu",

		   &ver2[0], &ver2[1], &ver2[2]) != 3)

		return -1;

		/* if numbers differ, then set the result */

		if (num1 < num2)

			result = -1;

		else if (num1 > num2)

			result = 1;

		else {

			/* if numbers are the same, go to next level */

			ver1 = strchr(ver1, '.');

			ver2 = strchr(ver2, '.');

			if (!ver1 && !ver2)

				break;

			else if (!ver1)

				result = -1;

			else if (!ver2)

				result = 1;

			else {

				ver1++;

				ver2++;

			}

		}

	for (i = 0; i < 3; i++) {

		if (ver1[i] > ver2[i])

			return 1;

		if (ver1[i] < ver2[i])

			return -1;

	}

	return result;

	return 0;

}

static int idtcm_xfer_read(struct idtcm *idtcm,