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From: Felipe Balbi <balbi@ti.com>
To: alan@linux.intel.com
Cc: Tony Lindgren <tony@atomide.com>, Kevin Hilman <khilman@ti.com>,
	Linux OMAP Mailing List <linux-omap@vger.kernel.org>,
	Linux ARM Kernel Mailing List 
	<linux-arm-kernel@lists.infradead.org>,
	linux-serial@vger.kernel.org,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Santosh Shilimkar <santosh.shilimkar@ti.com>,
	Shubhrajyoti Datta <shubhrajyoti@ti.com>,
	Felipe Balbi <balbi@ti.com>
Subject: [RFC/PATCH 12/13] serial: omap: drop unnecessary check from remove
Date: Tue, 21 Aug 2012 12:15:54 +0300	[thread overview]
Message-ID: <1345540555-24359-13-git-send-email-balbi@ti.com> (raw)
In-Reply-To: <1345540555-24359-1-git-send-email-balbi@ti.com>

if platform_get_drvdata() returns NULL, that's
quite a nasty bug on the driver which we want to
catch ASAP. Otherwise, that check is hugely
unneeded.

Signed-off-by: Felipe Balbi <balbi@ti.com>
---
 drivers/tty/serial/omap-serial.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c
index ba9cdf1..25d2055 100644
--- a/drivers/tty/serial/omap-serial.c
+++ b/drivers/tty/serial/omap-serial.c
@@ -1334,13 +1334,10 @@ static int serial_omap_remove(struct platform_device *dev)
 {
 	struct uart_omap_port *up = platform_get_drvdata(dev);
 
-	if (up) {
-		pm_runtime_disable(up->dev);
-		uart_remove_one_port(&serial_omap_reg, &up->port);
-		pm_qos_remove_request(&up->pm_qos_request);
-	}
+	pm_runtime_disable(up->dev);
+	uart_remove_one_port(&serial_omap_reg, &up->port);
+	pm_qos_remove_request(&up->pm_qos_request);
 
-	platform_set_drvdata(dev, NULL);
 	return 0;
 }
 
-- 
1.7.12.rc3


WARNING: multiple messages have this Message-ID (diff)
From: balbi@ti.com (Felipe Balbi)
To: linux-arm-kernel@lists.infradead.org
Subject: [RFC/PATCH 12/13] serial: omap: drop unnecessary check from remove
Date: Tue, 21 Aug 2012 12:15:54 +0300	[thread overview]
Message-ID: <1345540555-24359-13-git-send-email-balbi@ti.com> (raw)
In-Reply-To: <1345540555-24359-1-git-send-email-balbi@ti.com>

if platform_get_drvdata() returns NULL, that's
quite a nasty bug on the driver which we want to
catch ASAP. Otherwise, that check is hugely
unneeded.

Signed-off-by: Felipe Balbi <balbi@ti.com>
---
 drivers/tty/serial/omap-serial.c | 9 +++------
 1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/drivers/tty/serial/omap-serial.c b/drivers/tty/serial/omap-serial.c
index ba9cdf1..25d2055 100644
--- a/drivers/tty/serial/omap-serial.c
+++ b/drivers/tty/serial/omap-serial.c
@@ -1334,13 +1334,10 @@ static int serial_omap_remove(struct platform_device *dev)
 {
 	struct uart_omap_port *up = platform_get_drvdata(dev);
 
-	if (up) {
-		pm_runtime_disable(up->dev);
-		uart_remove_one_port(&serial_omap_reg, &up->port);
-		pm_qos_remove_request(&up->pm_qos_request);
-	}
+	pm_runtime_disable(up->dev);
+	uart_remove_one_port(&serial_omap_reg, &up->port);
+	pm_qos_remove_request(&up->pm_qos_request);
 
-	platform_set_drvdata(dev, NULL);
 	return 0;
 }
 
-- 
1.7.12.rc3

  parent reply	other threads:[~2012-08-21  9:21 UTC|newest]

Thread overview: 129+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-08-21  9:15 [RFC/PATCH 00/13] OMAP UART patches Felipe Balbi
2012-08-21  9:15 ` Felipe Balbi
2012-08-21  9:15 ` Felipe Balbi
2012-08-21  9:15 ` [RFC/PATCH 01/13] serial: omap: define and use to_uart_omap_port() Felipe Balbi
2012-08-21  9:15   ` Felipe Balbi
2012-08-21  9:15   ` Felipe Balbi
2012-08-21  9:15 ` [RFC/PATCH 02/13] serial: omap: always return IRQ_HANDLED Felipe Balbi
2012-08-21  9:15   ` Felipe Balbi
2012-08-21  9:15   ` Felipe Balbi
2012-08-21 11:50   ` Alan Cox
2012-08-21 11:50     ` Alan Cox
2012-08-21 11:50     ` Alan Cox
2012-08-21 11:54     ` Felipe Balbi
2012-08-21 11:54       ` Felipe Balbi
2012-08-21 11:54       ` Felipe Balbi
2012-08-21  9:15 ` [RFC/PATCH 03/13] serial: omap: define helpers for pdata function pointers Felipe Balbi
2012-08-21  9:15   ` Felipe Balbi
2012-08-21  9:15   ` Felipe Balbi
2012-08-21  9:15 ` [RFC/PATCH 04/13] serial: omap: don't access the platform_device Felipe Balbi
2012-08-21  9:15   ` Felipe Balbi
2012-08-21  9:15   ` Felipe Balbi
2012-08-21  9:15 ` [RFC/PATCH 05/13] serial: omap: drop DMA support Felipe Balbi
2012-08-21  9:15   ` Felipe Balbi
2012-08-21  9:15   ` Felipe Balbi
2012-08-21  9:44   ` Shilimkar, Santosh
2012-08-21  9:44     ` Shilimkar, Santosh
2012-08-21  9:44     ` Shilimkar, Santosh
2012-08-21 10:20     ` Felipe Balbi
2012-08-21 10:20       ` Felipe Balbi
2012-08-21 10:20       ` Felipe Balbi
2012-08-21 10:35       ` Shilimkar, Santosh
2012-08-21 10:35         ` Shilimkar, Santosh
2012-08-21 10:35         ` Shilimkar, Santosh
2012-08-21 10:34         ` Felipe Balbi
2012-08-21 10:34           ` Felipe Balbi
2012-08-21 10:34           ` Felipe Balbi
2012-08-21  9:15 ` [RFC/PATCH 06/13] serial: add OMAP-specific defines Felipe Balbi
2012-08-21  9:15   ` Felipe Balbi
2012-08-21  9:15   ` Felipe Balbi
2012-08-21  9:15 ` [RFC/PATCH 07/13] serial: omap: simplify IRQ handling Felipe Balbi
2012-08-21  9:15   ` Felipe Balbi
2012-08-21  9:15   ` Felipe Balbi
2012-08-21  9:15 ` [RFC/PATCH 08/13] serial: omap: refactor receive_chars() into rdi/rlsi handlers Felipe Balbi
2012-08-21  9:15   ` Felipe Balbi
2012-08-21  9:15   ` Felipe Balbi
2012-08-21  9:15 ` [RFC/PATCH 09/13] serial: omap: move THRE check to transmit_chars() Felipe Balbi
2012-08-21  9:15   ` Felipe Balbi
2012-08-21  9:15   ` Felipe Balbi
2012-08-21  9:15 ` [RFC/PATCH 10/13] serial: omap: stick to put_autosuspend Felipe Balbi
2012-08-21  9:15   ` Felipe Balbi
2012-08-21  9:15   ` Felipe Balbi
2012-08-21 10:42   ` Shilimkar, Santosh
2012-08-21 10:42     ` Shilimkar, Santosh
2012-08-21 10:42     ` Shilimkar, Santosh
2012-08-21 10:57     ` Felipe Balbi
2012-08-21 10:57       ` Felipe Balbi
2012-08-21 10:57       ` Felipe Balbi
2012-08-21 11:05       ` Shilimkar, Santosh
2012-08-21 11:05         ` Shilimkar, Santosh
2012-08-21 11:05         ` Shilimkar, Santosh
2012-08-21 11:02         ` Felipe Balbi
2012-08-21 11:02           ` Felipe Balbi
2012-08-21 11:02           ` Felipe Balbi
2012-08-21 11:09           ` Felipe Balbi
2012-08-21 11:09             ` Felipe Balbi
2012-08-21 11:09             ` Felipe Balbi
2012-08-21  9:15 ` [RFC/PATCH 11/13] serial: omap: set dev->drvdata before enabling pm_runtime Felipe Balbi
2012-08-21  9:15   ` Felipe Balbi
2012-08-21  9:15   ` Felipe Balbi
2012-08-21  9:15 ` Felipe Balbi [this message]
2012-08-21  9:15   ` [RFC/PATCH 12/13] serial: omap: drop unnecessary check from remove Felipe Balbi
2012-08-21  9:15   ` Felipe Balbi
2012-08-21  9:15 ` [RFC/PATCH 13/13] serial: omap: make sure to suspend device before remove Felipe Balbi
2012-08-21  9:15   ` Felipe Balbi
2012-08-21  9:15   ` Felipe Balbi
2012-08-21 10:43 ` [RFC/PATCH 00/13] OMAP UART patches Shilimkar, Santosh
2012-08-21 10:43   ` Shilimkar, Santosh
2012-08-21 10:43   ` Shilimkar, Santosh
2012-08-21 12:15 ` [PATCH v2 00/13] OMAP Serial patches Felipe Balbi
2012-08-21 12:15   ` Felipe Balbi
2012-08-21 12:15   ` Felipe Balbi
2012-08-21 12:15   ` [PATCH v2 01/13] serial: omap: define and use to_uart_omap_port() Felipe Balbi
2012-08-21 12:15     ` Felipe Balbi
2012-08-21 12:15     ` Felipe Balbi
2012-08-21 12:16   ` [PATCH v2 02/13] serial: omap: define helpers for pdata function pointers Felipe Balbi
2012-08-21 12:16     ` Felipe Balbi
2012-08-21 12:16     ` Felipe Balbi
2012-08-21 12:16   ` [PATCH v2 03/13] serial: omap: don't access the platform_device Felipe Balbi
2012-08-21 12:16     ` Felipe Balbi
2012-08-21 12:16     ` Felipe Balbi
2012-08-21 12:16   ` [PATCH v2 04/13] serial: omap: drop DMA support Felipe Balbi
2012-08-21 12:16     ` Felipe Balbi
2012-08-21 12:16     ` Felipe Balbi
2012-08-21 12:16   ` [PATCH v2 05/13] serial: add OMAP-specific defines Felipe Balbi
2012-08-21 12:16     ` Felipe Balbi
2012-08-21 12:16     ` Felipe Balbi
2012-08-21 12:16   ` [PATCH v2 06/13] serial: omap: simplify IRQ handling Felipe Balbi
2012-08-21 12:16     ` Felipe Balbi
2012-08-21 12:16     ` Felipe Balbi
2012-08-21 12:16   ` [PATCH v2 07/13] serial: omap: refactor receive_chars() into rdi/rlsi handlers Felipe Balbi
2012-08-21 12:16     ` Felipe Balbi
2012-08-21 12:16     ` Felipe Balbi
2012-08-21 12:16   ` [PATCH v2 08/13] serial: omap: move THRE check to transmit_chars() Felipe Balbi
2012-08-21 12:16     ` Felipe Balbi
2012-08-21 12:16     ` Felipe Balbi
2012-08-21 12:16   ` [PATCH v2 09/13] serial: omap: stick to put_autosuspend Felipe Balbi
2012-08-21 12:16     ` Felipe Balbi
2012-08-21 12:16     ` Felipe Balbi
2012-08-21 12:16   ` [PATCH v2 10/13] serial: omap: set dev->drvdata before enabling pm_runtime Felipe Balbi
2012-08-21 12:16     ` Felipe Balbi
2012-08-21 12:16     ` Felipe Balbi
2012-08-21 12:16   ` [PATCH v2 11/13] serial: omap: drop unnecessary check from remove Felipe Balbi
2012-08-21 12:16     ` Felipe Balbi
2012-08-21 12:16     ` Felipe Balbi
2012-08-21 12:16   ` [PATCH v2 12/13] serial: omap: make sure to suspend device before remove Felipe Balbi
2012-08-21 12:16     ` Felipe Balbi
2012-08-21 12:16     ` Felipe Balbi
2012-08-21 12:16   ` [PATCH v2 13/13] serial: omap: don't save IRQ flags on hardirq Felipe Balbi
2012-08-21 12:16     ` Felipe Balbi
2012-08-21 12:16     ` Felipe Balbi
2012-08-21 13:01   ` [PATCH v2 00/13] OMAP Serial patches Felipe Balbi
2012-08-21 13:01     ` Felipe Balbi
2012-08-21 13:01     ` Felipe Balbi
2012-08-21 15:07     ` Felipe Balbi
2012-08-21 15:07       ` Felipe Balbi
2012-08-21 15:07       ` Felipe Balbi
2012-08-23  6:26   ` Felipe Balbi
2012-08-23  6:26     ` Felipe Balbi
2012-08-23  6:26     ` Felipe Balbi

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