From: Andrzej Hajda <a.hajda@samsung.com>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Andrzej Hajda <a.hajda@samsung.com>,
Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>,
Marek Szyprowski <m.szyprowski@samsung.com>,
"Rafael J. Wysocki" <rafael@kernel.org>,
linux-kernel@vger.kernel.org,
Javier Martinez Canillas <javierm@redhat.com>,
linux-arm-kernel@lists.infradead.org, andy.shevchenko@gmail.com,
Mark Brown <broonie@kernel.org>,
Russell King - ARM Linux <linux@armlinux.org.uk>
Subject: [PATCH v4 3/3] driver core: add probe_err_ptr helper
Date: Thu, 20 Dec 2018 11:22:47 +0100 [thread overview]
Message-ID: <20181220102247.4911-4-a.hajda@samsung.com> (raw)
In-Reply-To: <20181220102247.4911-1-a.hajda@samsung.com>
probe_err is useful in multiple contexts where error is encoded in pointer.
Adding helper performing conversion to error value should simplify code
further.
Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
---
include/linux/device.h | 2 ++
1 file changed, 2 insertions(+)
diff --git a/include/linux/device.h b/include/linux/device.h
index 2d3a1cc6f5da..50632414c363 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -1594,6 +1594,8 @@ do { \
extern __printf(3, 4)
int probe_err(const struct device *dev, int err, const char *fmt, ...);
+#define probe_err_ptr(dev, ptr, args...) probe_err(dev, PTR_ERR(ptr), args)
+
/* Create alias, so I can be autoloaded. */
#define MODULE_ALIAS_CHARDEV(major,minor) \
MODULE_ALIAS("char-major-" __stringify(major) "-" __stringify(minor))
--
2.17.1
next prev parent reply other threads:[~2018-12-20 10:23 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20181220102258eucas1p1ca5abb0b48d1f13d9234a4a7702a13da@eucas1p1.samsung.com>
2018-12-20 10:22 ` [PATCH v4 0/3] driver core: add probe error check helper Andrzej Hajda
[not found] ` <CGME20181220102259eucas1p2f748c68e01cd4e09a266da879722e218@eucas1p2.samsung.com>
2018-12-20 10:22 ` [PATCH v4 1/3] driver core: add probe_err log helper Andrzej Hajda
2018-12-20 10:35 ` Rafael J. Wysocki
2018-12-20 11:14 ` Greg Kroah-Hartman
2018-12-20 11:37 ` Andrzej Hajda
2018-12-21 22:47 ` Rob Herring
2018-12-22 7:24 ` [PATCH] driver core: platform: Add an error message to platform_get_irq*() Stephen Boyd
2018-12-22 10:33 ` Russell King - ARM Linux
2018-12-28 21:53 ` Stephen Boyd
2018-12-24 9:29 ` [PATCH v4 1/3] driver core: add probe_err log helper Andrzej Hajda
2018-12-28 21:56 ` [PATCH v2] driver core: platform: Add an error message to platform_get_irq*() Stephen Boyd
2018-12-30 10:42 ` Andy Shevchenko
2019-01-02 18:17 ` Stephen Boyd
2019-01-02 18:51 ` [PATCH v3] " Stephen Boyd
2019-01-03 9:40 ` Rafael J. Wysocki
2019-01-03 16:11 ` Stephen Boyd
2019-01-03 17:22 ` Rafael J. Wysocki
2019-01-03 17:25 ` Stephen Boyd
2019-01-03 17:38 ` Rafael J. Wysocki
2019-01-03 17:51 ` Andy Shevchenko
[not found] ` <CGME20181220102259eucas1p1884a0b68ce342239c2a43a74cc50725a@eucas1p1.samsung.com>
2018-12-20 10:22 ` [PATCH v4 2/3] driver core: add deferring probe reason to devices_deferred property Andrzej Hajda
2018-12-20 11:04 ` Rafael J. Wysocki
2018-12-20 12:27 ` Andrzej Hajda
2018-12-20 11:12 ` Greg Kroah-Hartman
2018-12-20 11:51 ` Andrzej Hajda
[not found] ` <CGME20181220102300eucas1p210735c7753688a52a73ccf026884dd11@eucas1p2.samsung.com>
2018-12-20 10:22 ` Andrzej Hajda [this message]
2018-12-20 11:05 ` [PATCH v4 3/3] driver core: add probe_err_ptr helper Rafael J. Wysocki
2018-12-20 11:14 ` Greg Kroah-Hartman
[not found] ` <CGME20181221083246eucas1p22cade911a455344d351db6060d39ddce@eucas1p2.samsung.com>
2018-12-21 8:32 ` [PATCH] PCI: pcie-rockchip: use probe_err helpers instead of open coding Andrzej Hajda
2018-12-22 5:42 ` kbuild test robot
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