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Date: Thu, 6 Aug 2020 17:39:01 -0700 From: Dmitry Torokhov <dmitry.torokhov@...il.com> To: Sebastian Reichel <sebastian.reichel@...labora.com> Cc: Ahmet Inan <inan@...tec.de>, Martin Fuzzey <martin.fuzzey@...wbird.group>, Rob Herring <robh+dt@...nel.org>, linux-input@...r.kernel.org, devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, kernel@...labora.com, Enric Balletbo i Serra <enric.balletbo@...labora.com> Subject: Re: [PATCHv4 4/4] Input: EXC3000: Add support to query model and fw_version Hi Sebastian, On Wed, Aug 05, 2020 at 06:05:20PM +0200, Sebastian Reichel wrote: > > +static int exc3000_query_interrupt(struct exc3000_data *data) > +{ > + u8 *buf = data->buf; > + int err; > + > + err = i2c_master_recv(data->client, buf, EXC3000_LEN_FRAME); > + if (err < 0) > + return err; > + > + if (buf[0] != 0x42) I changed this to 'B' to match the rest of the function. > + return -EPROTO; > + > + if (buf[4] == 'E') > + strlcpy(data->model, buf+5, sizeof(data->model)); > + else if (buf[4] == 'D') > + strlcpy(data->fw_version, buf+5, sizeof(data->fw_version)); > + else > + return -EPROTO; > + > + return 0; > +} > + > + error = sysfs_create_group(&client->dev.kobj, &exc3000_attribute_group); > + if (error) > + return error; > + > + error = devm_add_action_or_reset(&client->dev, exc3000_unregister_sysfs, &client->dev); > + if (error) > + return error; Replaced 2 calls with devm_device_add_group(). Please yell if I managed to break it... Thanks. -- Dmitry
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