linux-kernel - [PATCH 1/3] HID: lenovo: Delete an error message for a failed memory allocation in two functions

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Date:   Tue, 6 Feb 2018 17:16:58 +0100
From:   SF Markus Elfring <elfring@...rs.sourceforge.net>
To:     linux-input@...r.kernel.org,
        Benjamin Tissoires <benjamin.tissoires@...hat.com>,
        Jiri Kosina <jikos@...nel.org>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org
Subject: [PATCH 1/3] HID: lenovo: Delete an error message for a failed memory
 allocation in two functions

From: Markus Elfring <elfring@...rs.sourceforge.net>
Date: Tue, 6 Feb 2018 16:48:52 +0100

Omit an extra message for a memory allocation failure in these functions.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
---
 drivers/hid/hid-lenovo.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/hid/hid-lenovo.c b/drivers/hid/hid-lenovo.c
index 1ac4ff4d57a6..549b84d01b46 100644
--- a/drivers/hid/hid-lenovo.c
+++ b/drivers/hid/hid-lenovo.c
@@ -688,7 +688,6 @@ static int lenovo_probe_tpkbd(struct hid_device *hdev)
 				    sizeof(struct lenovo_drvdata_tpkbd),
 				    GFP_KERNEL);
 	if (data_pointer == NULL) {
-		hid_err(hdev, "Could not allocate memory for driver data\n");
 		ret = -ENOMEM;
 		goto err;
 	}
@@ -746,10 +745,9 @@ static int lenovo_probe_cptkbd(struct hid_device *hdev)
 	cptkbd_data = devm_kzalloc(&hdev->dev,
 					sizeof(*cptkbd_data),
 					GFP_KERNEL);
-	if (cptkbd_data == NULL) {
-		hid_err(hdev, "can't alloc keyboard descriptor\n");
+	if (!cptkbd_data)
 		return -ENOMEM;
-	}
+
 	hid_set_drvdata(hdev, cptkbd_data);
 
 	/*
-- 
2.16.1