From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 4183026E702; Mon, 13 Oct 2025 14:53:18 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760367198; cv=none; b=eF25IIZIpsSiS+WbvsqG2anTs2/vdqUf7ixXQ/nHkb+BiWuS6XzyffbHgmvrYxugglT+dSo/P6tBw7gm7zB6/IFX5dnYcrpcX78TSsAUxne/XwbJWrnbLDTaWozqSYCOrvSg0qzXOssYdXKK3jVEC+fFMfY0Yu7miJE9aLIuVt0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760367198; c=relaxed/simple; bh=+PAqnhX5QkMOknBv+wno2n6Pyg4g4VE8p73B5D6jcso=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=JmOwcuM6fNccaHq+nrqi3bBgKIaQF4s82Ghp4tqCspAXzk2NnScldv4TRpl2CHadU4vGYh3rPot5/ia8i81SVL54z5h8qu0n6zgyGlDdau4YaiLLi3vqFznXqAGQSXbHwEqk+LUhTn9xWb5WfhvCz9OUP/PbxxtxIbPZ7LQRO70= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b=PSyjpcrL; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.b="PSyjpcrL" Received: by smtp.kernel.org (Postfix) with ESMTPSA id B2CEFC4CEE7; Mon, 13 Oct 2025 14:53:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1760367198; bh=+PAqnhX5QkMOknBv+wno2n6Pyg4g4VE8p73B5D6jcso=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=PSyjpcrLnWgD56JZHJNCO25TyCTkX6h+sBzmwQ32oS3jkop96ujyA2aySvhzyXuQf 6X4j3FT3fuW8jHCDpVCR7xN8aVRwhZ0DOpPajs9e6w1xCx+95ZxZnUPAHFnPZjctJO CIp+aGEauOEIRfZBBZ1kPjhoACnuxUCQ+1n6XyR4= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Dan Carpenter , Sasha Levin Subject: [PATCH 6.1 093/196] serial: max310x: Add error checking in probe() Date: Mon, 13 Oct 2025 16:44:26 +0200 Message-ID: <20251013144318.065591143@linuxfoundation.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20251013144314.549284796@linuxfoundation.org> References: <20251013144314.549284796@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 6.1-stable review patch. If anyone has any objections, please let me know. ------------------ From: Dan Carpenter [ Upstream commit 672a37ba8af1f2ebcedeb94aea2cdd047f805f30 ] Check if devm_i2c_new_dummy_device() fails. Fixes: 2e1f2d9a9bdb ("serial: max310x: implement I2C support") Signed-off-by: Dan Carpenter Link: https://lore.kernel.org/r/aJTMPZiKqeXSE-KM@stanley.mountain Signed-off-by: Greg Kroah-Hartman Signed-off-by: Sasha Levin --- drivers/tty/serial/max310x.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/tty/serial/max310x.c b/drivers/tty/serial/max310x.c index 4eb8d372f619f..44b78e979cdc4 100644 --- a/drivers/tty/serial/max310x.c +++ b/drivers/tty/serial/max310x.c @@ -1656,6 +1656,8 @@ static int max310x_i2c_probe(struct i2c_client *client) port_client = devm_i2c_new_dummy_device(&client->dev, client->adapter, port_addr); + if (IS_ERR(port_client)) + return PTR_ERR(port_client); regmaps[i] = devm_regmap_init_i2c(port_client, ®cfg_i2c); } -- 2.51.0