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X-FangMail-Envelope: 1670399734/4NRqMp0yZcz4y0v1/639046F6.000/10.5.228.132/[10.5.228.132]/mse-fl1.zte.com.cn/ X-Fangmail-Anti-Spam-Filtered: true X-Fangmail-MID-QID: 639046F6.000/4NRqMp0yZcz4y0v1 X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,SPF_HELO_NONE, SPF_PASS,UNPARSEABLE_RELAY autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1751541232183357203?= X-GMAIL-MSGID: =?utf-8?q?1751541232183357203?= From: ye xingchen Follow the advice of the Documentation/filesystems/sysfs.rst and show() should only use sysfs_emit() or sysfs_emit_at() when formatting the value to be returned to user space. Signed-off-by: ye xingchen --- drivers/iio/trigger/stm32-timer-trigger.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/iio/trigger/stm32-timer-trigger.c b/drivers/iio/trigger/stm32-timer-trigger.c index 3643c4afae67..eadfb255f7b7 100644 --- a/drivers/iio/trigger/stm32-timer-trigger.c +++ b/drivers/iio/trigger/stm32-timer-trigger.c @@ -352,8 +352,7 @@ static ssize_t stm32_tt_show_master_mode_avail(struct device *dev, master_mode_max = MASTER_MODE_MAX; for (i = 0; i <= master_mode_max; i++) - len += scnprintf(buf + len, PAGE_SIZE - len, - "%s ", master_mode_table[i]); + len += sysfs_emit_at(buf, len, "%s ", master_mode_table[i]); /* replace trailing space by newline */ buf[len - 1] = '\n';