linux-kernel - [PATCH 1/3] serial: ioc3: Delete error messages for a failed memory allocation in ioc3uart

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Date:   Sat, 9 Dec 2017 19:03:54 +0100
From:   SF Markus Elfring <elfring@...rs.sourceforge.net>
To:     linux-serial@...r.kernel.org, linux-ia64@...r.kernel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jiri Slaby <jslaby@...e.com>, Pat Gefre <pfg@....com>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org
Subject: [PATCH 1/3] serial: ioc3: Delete error messages for a failed memory
 allocation in ioc3uart_probe()

From: Markus Elfring <elfring@...rs.sourceforge.net>
Date: Sat, 9 Dec 2017 18:34:36 +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/tty/serial/ioc3_serial.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/tty/serial/ioc3_serial.c b/drivers/tty/serial/ioc3_serial.c
index d8a1cdd6a53d..0007c2d65028 100644
--- a/drivers/tty/serial/ioc3_serial.c
+++ b/drivers/tty/serial/ioc3_serial.c
@@ -2017,11 +2017,9 @@ ioc3uart_probe(struct ioc3_submodule *is, struct ioc3_driver_data *idd)
 	DPRINT_CONFIG(("%s (0x%p, 0x%p)\n", __func__, is, idd));
 
 	card_ptr = kzalloc(sizeof(struct ioc3_card), GFP_KERNEL);
-	if (!card_ptr) {
-		printk(KERN_WARNING "ioc3_attach_one"
-		       ": unable to get memory for the IOC3\n");
+	if (!card_ptr)
 		return -ENOMEM;
-	}
+
 	idd->data[is->id] = card_ptr;
 	Submodule_slot = is->id;
 
@@ -2038,8 +2036,6 @@ ioc3uart_probe(struct ioc3_submodule *is, struct ioc3_driver_data *idd)
 	for (phys_port = 0; phys_port < PORTS_PER_CARD; phys_port++) {
 		port = kzalloc(sizeof(struct ioc3_port), GFP_KERNEL);
 		if (!port) {
-			printk(KERN_WARNING
-			       "IOC3 serial memory not available for port\n");
 			ret = -ENOMEM;
 			goto out4;
 		}
-- 
2.15.1