linux-kernel - [PATCH 4/9] staging: dgap: introduce dgap_free

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Date:	Fri, 13 Jun 2014 16:41:10 +0900
From:	Daeseok Youn <daeseok.youn@...il.com>
To:	lidza.louina@...il.com, gregkh@...uxfoundation.org
Cc:	markh@...pro.net, dan.carpenter@...cle.com,
	driverdev-devel@...uxdriverproject.org, devel@...verdev.osuosl.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 4/9] staging: dgap: introduce dgap_free_irq()

dgap_free_irq() will free the irq which is requested in
dgap_request_irq().

Signed-off-by: Daeseok Youn <daeseok.youn@...il.com>
---
 drivers/staging/dgap/dgap.c |   10 ++++++++--
 1 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/dgap/dgap.c b/drivers/staging/dgap/dgap.c
index eab8fd5..497e6f3 100644
--- a/drivers/staging/dgap/dgap.c
+++ b/drivers/staging/dgap/dgap.c
@@ -190,6 +190,7 @@ static void dgap_do_conc_load(struct board_t *brd, u8 *uaddr, int len);
 #endif
 static int dgap_after_config_loaded(struct board_t *brd);
 static int dgap_request_irq(struct board_t *brd);
+static void dgap_free_irq(struct board_t *brd);
 
 static void dgap_get_vpd(struct board_t *brd);
 static void dgap_do_reset_board(struct board_t *brd);
@@ -634,8 +635,7 @@ static void dgap_cleanup_board(struct board_t *brd)
 	if (!brd || brd->magic != DGAP_BOARD_MAGIC)
 		return;
 
-	if (brd->intr_used && brd->irq)
-		free_irq(brd->irq, brd);
+	dgap_free_irq(brd);
 
 	tasklet_kill(&brd->helper_tasklet);
 
@@ -816,6 +816,12 @@ static int dgap_request_irq(struct board_t *brd)
 	return 0;
 }
 
+static void dgap_free_irq(struct board_t *brd)
+{
+	if (brd->intr_used && brd->irq)
+		free_irq(brd->irq, brd);
+}
+
 static int dgap_firmware_load(struct pci_dev *pdev, int card_type)
 {
 	struct board_t *brd = dgap_board[dgap_numboards - 1];
-- 
1.7.1

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