From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from forward200b.mail.yandex.net (unknown [178.154.239.157]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 68FB720D4E9 for ; Fri, 14 Aug 2026 05:50:30 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=178.154.239.157 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786686633; cv=none; b=ZYtjekp1MttC0eUEUJ7DQ88m45itAZpObNjXPVYXX04VjmKrgNCf9Q8v40nE/9V6ENN4pfDLAQUdbBLslOqDy/T06kRJE2GQWA9vOdZiOJOsESVB+eeJw+Pauepr1fUod3Wh90TaBiDCx7rVOq0rY+xr+K5cg4j+0/S1frXllXo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1786686633; c=relaxed/simple; bh=3pb25erNsAMZm5Dnnan/WuwHxJ4oJctMwpxWDzccXN0=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=Dl2WnYFzloa9YArqTAtN6waYJngj9nesWlVV6xBzFFaz+KRwcgzyc24wNA3Wel43fi8BkcJlMLIDk4zuHowZ9xBEP2qyd37I5zDBmOkt1EVCvD7SoAhRECxkKaD2MxwUEWD4fE1j/wa1VYaQ9QE2tbt6LKy9eQr5e0hF66fr+lw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=yandex.ru; spf=pass smtp.mailfrom=yandex.ru; dkim=pass (1024-bit key) header.d=yandex.ru header.i=@yandex.ru header.b=UUlkUSyw; arc=none smtp.client-ip=178.154.239.157 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=yandex.ru Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=yandex.ru Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=yandex.ru header.i=@yandex.ru header.b="UUlkUSyw" Received: from forward102b.mail.yandex.net (forward102b.mail.yandex.net [IPv6:2a02:6b8:c02:900:1:45:d181:d102]) by forward200b.mail.yandex.net (postfix) with ESMTPS id EE4FD830D6 for ; Fri, 14 Aug 2026 08:44:43 +0300 (MSK) Received: from mail-nwsmtp-smtp-production-main-57.sas.yp-c.yandex.net (mail-nwsmtp-smtp-production-main-57.sas.yp-c.yandex.net [IPv6:2a02:6b8:c23:313e:0:640:a643:0]) by forward102b.mail.yandex.net (postfix) with ESMTPS id B4C70C012E; Fri, 14 Aug 2026 08:44:35 +0300 (MSK) Received: by mail-nwsmtp-smtp-production-main-57.sas.yp-c.yandex.net (smtp) with ESMTPSA id YiJPNvafAuQ0-25pXqyHy; Fri, 14 Aug 2026 08:44:35 +0300 X-Yandex-Fwd: 1 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yandex.ru; s=mail; t=1786686275; bh=/GbLHi/tz0JPqqfKUjq9ND3+VZVdSsFrUOqI7xDNwNU=; h=Message-ID:Date:Cc:Subject:To:From; b=UUlkUSywvcs2Yimxm87ca8MA2wCx14OqQ9W7kHfm4u3uM9lgLFehAL4fwtG9rhe81 dAUls2sz+T8W6YkcbMcCfKpyunM9yR/iSQXMGj+jmq2RGZdi4vILuVeeQixTW3ciKi jonwIU8BEfFy1AaFhnOPVSfsnCaXUyKJ8AFk51Vw= Authentication-Results: mail-nwsmtp-smtp-production-main-57.sas.yp-c.yandex.net; dkim=pass header.i=@yandex.ru From: Dmitry Antipov To: Felix Fietkau , Lorenzo Bianconi , Ryder Lee Cc: linux-wireless@vger.kernel.org, Dmitry Antipov Subject: [PATCH] wifi: mt76: mt7915: simplify mt7915_sys_recovery_set() Date: Fri, 14 Aug 2026 08:43:35 +0300 Message-ID: <20260814054335.1237804-1-dmantipov@yandex.ru> X-Mailer: git-send-email 2.55.0 Precedence: bulk X-Mailing-List: linux-wireless@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Simplify 'mt7915_sys_recovery_set()' by using the convenient 'kstrtou16_from_user()'. Signed-off-by: Dmitry Antipov --- .../wireless/mediatek/mt76/mt7915/debugfs.c | 19 ++++--------------- 1 file changed, 4 insertions(+), 15 deletions(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c index 4d0854fe785b..4e9dd9f65e2f 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c @@ -52,23 +52,12 @@ mt7915_sys_recovery_set(struct file *file, const char __user *user_buf, struct mt7915_phy *phy = file->private_data; struct mt7915_dev *dev = phy->dev; bool band = phy->mt76->band_idx; - char buf[16]; - int ret = 0; + int ret; u16 val; - if (count >= sizeof(buf)) - return -EINVAL; - - if (copy_from_user(buf, user_buf, count)) - return -EFAULT; - - if (count && buf[count - 1] == '\n') - buf[count - 1] = '\0'; - else - buf[count] = '\0'; - - if (kstrtou16(buf, 0, &val)) - return -EINVAL; + ret = kstrtou16_from_user(user_buf, count, 0, &val); + if (ret) + return ret; switch (val) { /* -- 2.55.0