According to Documentation/filesystems/sysfs.rst, the show() callback function of kobject attributes should strictly use sysfs_emit instead of sprintf family functions. Issue identified using the coccinelle device_attr_show.cocci script. Signed-off-by: Deepak R Varma <drv@xxxxxxxxx> --- drivers/scsi/qla4xxx/ql4_attr.c | 32 ++++++++++++++++---------------- 1 file changed, 16 insertions(+), 16 deletions(-) diff --git a/drivers/scsi/qla4xxx/ql4_attr.c b/drivers/scsi/qla4xxx/ql4_attr.c index abfa6ef60480..773b8dbe1121 100644 --- a/drivers/scsi/qla4xxx/ql4_attr.c +++ b/drivers/scsi/qla4xxx/ql4_attr.c @@ -156,11 +156,11 @@ qla4xxx_fw_version_show(struct device *dev, struct scsi_qla_host *ha = to_qla_host(class_to_shost(dev)); if (is_qla80XX(ha)) - return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d (%x)\n", + return sysfs_emit(buf, "%d.%02d.%02d (%x)\n", ha->fw_info.fw_major, ha->fw_info.fw_minor, ha->fw_info.fw_patch, ha->fw_info.fw_build); else - return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d.%02d\n", + return sysfs_emit(buf, "%d.%02d.%02d.%02d\n", ha->fw_info.fw_major, ha->fw_info.fw_minor, ha->fw_info.fw_patch, ha->fw_info.fw_build); } @@ -170,7 +170,7 @@ qla4xxx_serial_num_show(struct device *dev, struct device_attribute *attr, char *buf) { struct scsi_qla_host *ha = to_qla_host(class_to_shost(dev)); - return snprintf(buf, PAGE_SIZE, "%s\n", ha->serial_number); + return sysfs_emit(buf, "%s\n", ha->serial_number); } static ssize_t @@ -178,7 +178,7 @@ qla4xxx_iscsi_version_show(struct device *dev, struct device_attribute *attr, char *buf) { struct scsi_qla_host *ha = to_qla_host(class_to_shost(dev)); - return snprintf(buf, PAGE_SIZE, "%d.%02d\n", ha->fw_info.iscsi_major, + return sysfs_emit(buf, "%d.%02d\n", ha->fw_info.iscsi_major, ha->fw_info.iscsi_minor); } @@ -187,7 +187,7 @@ qla4xxx_optrom_version_show(struct device *dev, struct device_attribute *attr, char *buf) { struct scsi_qla_host *ha = to_qla_host(class_to_shost(dev)); - return snprintf(buf, PAGE_SIZE, "%d.%02d.%02d.%02d\n", + return sysfs_emit(buf, "%d.%02d.%02d.%02d\n", ha->fw_info.bootload_major, ha->fw_info.bootload_minor, ha->fw_info.bootload_patch, ha->fw_info.bootload_build); } @@ -197,7 +197,7 @@ qla4xxx_board_id_show(struct device *dev, struct device_attribute *attr, char *buf) { struct scsi_qla_host *ha = to_qla_host(class_to_shost(dev)); - return snprintf(buf, PAGE_SIZE, "0x%08X\n", ha->board_id); + return sysfs_emit(buf, "0x%08X\n", ha->board_id); } static ssize_t @@ -207,7 +207,7 @@ qla4xxx_fw_state_show(struct device *dev, struct device_attribute *attr, struct scsi_qla_host *ha = to_qla_host(class_to_shost(dev)); qla4xxx_get_firmware_state(ha); - return snprintf(buf, PAGE_SIZE, "0x%08X%8X\n", ha->firmware_state, + return sysfs_emit(buf, "0x%08X%8X\n", ha->firmware_state, ha->addl_fw_state); } @@ -220,7 +220,7 @@ qla4xxx_phy_port_cnt_show(struct device *dev, struct device_attribute *attr, if (is_qla40XX(ha)) return -ENOSYS; - return snprintf(buf, PAGE_SIZE, "0x%04X\n", ha->phy_port_cnt); + return sysfs_emit(buf, "0x%04X\n", ha->phy_port_cnt); } static ssize_t @@ -232,7 +232,7 @@ qla4xxx_phy_port_num_show(struct device *dev, struct device_attribute *attr, if (is_qla40XX(ha)) return -ENOSYS; - return snprintf(buf, PAGE_SIZE, "0x%04X\n", ha->phy_port_num); + return sysfs_emit(buf, "0x%04X\n", ha->phy_port_num); } static ssize_t @@ -244,7 +244,7 @@ qla4xxx_iscsi_func_cnt_show(struct device *dev, struct device_attribute *attr, if (is_qla40XX(ha)) return -ENOSYS; - return snprintf(buf, PAGE_SIZE, "0x%04X\n", ha->iscsi_pci_func_cnt); + return sysfs_emit(buf, "0x%04X\n", ha->iscsi_pci_func_cnt); } static ssize_t @@ -253,7 +253,7 @@ qla4xxx_hba_model_show(struct device *dev, struct device_attribute *attr, { struct scsi_qla_host *ha = to_qla_host(class_to_shost(dev)); - return snprintf(buf, PAGE_SIZE, "%s\n", ha->model_name); + return sysfs_emit(buf, "%s\n", ha->model_name); } static ssize_t @@ -261,7 +261,7 @@ qla4xxx_fw_timestamp_show(struct device *dev, struct device_attribute *attr, char *buf) { struct scsi_qla_host *ha = to_qla_host(class_to_shost(dev)); - return snprintf(buf, PAGE_SIZE, "%s %s\n", ha->fw_info.fw_build_date, + return sysfs_emit(buf, "%s %s\n", ha->fw_info.fw_build_date, ha->fw_info.fw_build_time); } @@ -270,7 +270,7 @@ qla4xxx_fw_build_user_show(struct device *dev, struct device_attribute *attr, char *buf) { struct scsi_qla_host *ha = to_qla_host(class_to_shost(dev)); - return snprintf(buf, PAGE_SIZE, "%s\n", ha->fw_info.fw_build_user); + return sysfs_emit(buf, "%s\n", ha->fw_info.fw_build_user); } static ssize_t @@ -278,7 +278,7 @@ qla4xxx_fw_ext_timestamp_show(struct device *dev, struct device_attribute *attr, char *buf) { struct scsi_qla_host *ha = to_qla_host(class_to_shost(dev)); - return snprintf(buf, PAGE_SIZE, "%s\n", ha->fw_info.extended_timestamp); + return sysfs_emit(buf, "%s\n", ha->fw_info.extended_timestamp); } static ssize_t @@ -300,7 +300,7 @@ qla4xxx_fw_load_src_show(struct device *dev, struct device_attribute *attr, break; } - return snprintf(buf, PAGE_SIZE, "%s\n", load_src); + return sysfs_emit(buf, "%s\n", load_src); } static ssize_t @@ -309,7 +309,7 @@ qla4xxx_fw_uptime_show(struct device *dev, struct device_attribute *attr, { struct scsi_qla_host *ha = to_qla_host(class_to_shost(dev)); qla4xxx_about_firmware(ha); - return snprintf(buf, PAGE_SIZE, "%u.%u secs\n", ha->fw_uptime_secs, + return sysfs_emit(buf, "%u.%u secs\n", ha->fw_uptime_secs, ha->fw_uptime_msecs); } -- 2.34.1