linux-kernel - [PATCH 1/6] hid-prodikeys: Delete two error messages for a failed memory allocation in pk

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Date:   Sat, 3 Feb 2018 18:37:50 +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 1/6] hid-prodikeys: Delete two error messages for a failed
 memory allocation in pk_probe()

From: Markus Elfring <elfring@...rs.sourceforge.net>
Date: Sat, 3 Feb 2018 14:36:20 +0100

Omit extra messages for a memory allocation failure in this function.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
---
 drivers/hid/hid-prodikeys.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)

diff --git a/drivers/hid/hid-prodikeys.c b/drivers/hid/hid-prodikeys.c
index 87eda34ea2f8..9cad4973a67b 100644
--- a/drivers/hid/hid-prodikeys.c
+++ b/drivers/hid/hid-prodikeys.c
@@ -802,15 +802,12 @@ static int pk_probe(struct hid_device *hdev, const struct hid_device_id *id)
 
 	pk = kzalloc(sizeof(*pk), GFP_KERNEL);
-	if (pk == NULL) {
-		hid_err(hdev, "can't alloc descriptor\n");
+	if (!pk)
 		return -ENOMEM;
-	}
 
 	pk->hdev = hdev;
 
 	pm = kzalloc(sizeof(*pm), GFP_KERNEL);
 	if (pm == NULL) {
-		hid_err(hdev, "can't alloc descriptor\n");
 		ret = -ENOMEM;
 		goto err_free_pk;
 	}
-- 
2.16.1