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Tue, 21 Sep 2021 09:33:52 -0700 (PDT) From: =?utf-8?b?Sm9zw6kgRXhww7NzaXRv?= To: jikos@kernel.org Cc: benjamin.tissoires@redhat.com, rydberg@bitmath.org, linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, =?utf-8?b?Sm9z?= =?utf-8?b?w6kgRXhww7NzaXRv?= Subject: [PATCH RESEND 2/2] HID: magicmouse: fix checkpatch warnings Date: Tue, 21 Sep 2021 18:33:47 +0200 Message-Id: <20210921163347.7317-2-jose.exposito89@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210921163347.7317-1-jose.exposito89@gmail.com> References: <20210921163347.7317-1-jose.exposito89@gmail.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org Fix warnings reported by checkpatch in hid-magicmouse.c: hid-magicmouse.c:39: WARNING: Missing a blank line after declarations hid-magicmouse.c:79: WARNING: Block comments use a trailing */ on a separate line hid-magicmouse.c:156: WARNING: Missing a blank line after declarations hid-magicmouse.c:190: WARNING: Missing a blank line after declarations hid-magicmouse.c:505: WARNING: Missing a blank line after declarations hid-magicmouse.c:756: WARNING: Possible unnecessary 'out of memory' message hid-magicmouse.c:825: WARNING: braces {} are not necessary for single statement blocks Ignore the following warning because in this case, the else statement is useful: hid-magicmouse.c:161: WARNING: else is not generally useful after a break or return Signed-off-by: José Expósito --- drivers/hid/hid-magicmouse.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-) diff --git a/drivers/hid/hid-magicmouse.c b/drivers/hid/hid-magicmouse.c index b1ae61f9e675..6fda883e23fb 100644 --- a/drivers/hid/hid-magicmouse.c +++ b/drivers/hid/hid-magicmouse.c @@ -36,6 +36,7 @@ static int param_set_scroll_speed(const char *val, const struct kernel_param *kp) { unsigned long speed; + if (!val || kstrtoul(val, 0, &speed) || speed > 63) return -EINVAL; scroll_speed = speed; @@ -76,7 +77,8 @@ MODULE_PARM_DESC(report_undeciphered, "Report undeciphered multi-touch state fie #define SCROLL_ACCEL_DEFAULT 7 /* Touch surface information. Dimension is in hundredths of a mm, min and max - * are in units. */ + * are in units. + */ #define MOUSE_DIMENSION_X ((float)9056) #define MOUSE_MIN_X -1100 #define MOUSE_MAX_X 1258 @@ -153,6 +155,7 @@ static int magicmouse_firm_touch(struct magicmouse_sc *msc) */ for (ii = 0; ii < msc->ntouches; ii++) { int idx = msc->tracking_ids[ii]; + if (msc->touches[idx].size < 8) { /* Ignore this touch. */ } else if (touch >= 0) { @@ -187,6 +190,7 @@ static void magicmouse_emit_buttons(struct magicmouse_sc *msc, int state) id = magicmouse_firm_touch(msc); if (id >= 0) { int x = msc->touches[id].x; + if (x < middle_button_start) state = 1; else if (x > middle_button_stop) @@ -502,6 +506,7 @@ static int magicmouse_event(struct hid_device *hdev, struct hid_field *field, struct hid_usage *usage, __s32 value) { struct magicmouse_sc *msc = hid_get_drvdata(hdev); + if (msc->input->id.product == USB_DEVICE_ID_APPLE_MAGICMOUSE2 && field->report->id == MOUSE2_REPORT_ID) { /* @@ -752,10 +757,8 @@ static int magicmouse_probe(struct hid_device *hdev, return -ENODEV; msc = devm_kzalloc(&hdev->dev, sizeof(*msc), GFP_KERNEL); - if (msc == NULL) { - hid_err(hdev, "can't alloc magicmouse descriptor\n"); + if (msc == NULL) return -ENOMEM; - } msc->scroll_accel = SCROLL_ACCEL_DEFAULT; msc->hdev = hdev; @@ -822,9 +825,8 @@ static int magicmouse_probe(struct hid_device *hdev, hid_err(hdev, "unable to request touch data (%d)\n", ret); goto err_stop_hw; } - if (ret == -EIO && id->product == USB_DEVICE_ID_APPLE_MAGICMOUSE2) { + if (ret == -EIO && id->product == USB_DEVICE_ID_APPLE_MAGICMOUSE2) schedule_delayed_work(&msc->work, msecs_to_jiffies(500)); - } return 0; err_stop_hw: