linux-kernel - [PATCH 3/4] staging: dgap: remove unneeded kfree() in dgap_tty_register

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Date:	Mon, 26 May 2014 19:24:17 +0900
From:	Daeseok Youn <daeseok.youn@...il.com>
To:	lidza.louina@...il.com, gregkh@...uxfoundation.org
Cc:	markh@...pro.net, driverdev-devel@...uxdriverproject.org,
	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: [PATCH 3/4] staging: dgap: remove unneeded kfree() in
 dgap_tty_register_ports()

When it failed to allocate for printer_ports, serial_ports
can be freed in dgap_tty_uninit().

Signed-off-by: Daeseok Youn <daeseok.youn@...il.com>
---
 drivers/staging/dgap/dgap.c |    5 ++---
 1 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/staging/dgap/dgap.c b/drivers/staging/dgap/dgap.c
index db24f70..2f47bb7 100644
--- a/drivers/staging/dgap/dgap.c
+++ b/drivers/staging/dgap/dgap.c
@@ -4158,10 +4158,9 @@ static int dgap_tty_register_ports(struct board_t *brd)
 
 	brd->printer_ports = kcalloc(brd->nasync, sizeof(*brd->printer_ports),
 					GFP_KERNEL);
-	if (brd->printer_ports == NULL) {
-		kfree(brd->serial_ports);
+	if (brd->printer_ports == NULL)
 		return -ENOMEM;
-	}
+
 	for (i = 0; i < brd->nasync; i++)
 		tty_port_init(&brd->printer_ports[i]);
 
-- 
1.7.1

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