From: Alessandro Zummo <alessandro.zummo@towertech.it>
To: akpm@osdl.org
Cc: linux-kernel@vger.kernel.org, "H. Peter Anvin" <hpa@zytor.com>,
Ingo Oeser <ioe-lkml@rameria.de>,
"Randy.Dunlap" <rdunlap@xenotime.net>
Subject: [PATCH] rtc subsystem, use ENOIOCTLCMD and ENOTTY where appropriate
Date: Fri, 19 May 2006 09:08:58 +0200 [thread overview]
Message-ID: <20060519090858.7008b79f@inspiron> (raw)
Appropriately use -ENOIOCTLCMD and -ENOTTY when
the ioctl is not implemented by a driver.
Signed-off-by: Alessandro Zummo <a.zummo@towertech.it>
---
drivers/rtc/rtc-dev.c | 6 +++---
drivers/rtc/rtc-sa1100.c | 2 +-
drivers/rtc/rtc-test.c | 2 +-
drivers/rtc/rtc-vr41xx.c | 2 +-
4 files changed, 6 insertions(+), 6 deletions(-)
--- linux-rtc.orig/drivers/rtc/rtc-test.c 2006-05-17 01:21:35.000000000 +0200
+++ linux-rtc/drivers/rtc/rtc-test.c 2006-05-17 01:22:39.000000000 +0200
@@ -71,7 +71,7 @@ static int test_rtc_ioctl(struct device
return 0;
default:
- return -EINVAL;
+ return -ENOIOCTLCMD;
}
}
--- linux-rtc.orig/drivers/rtc/rtc-vr41xx.c 2006-05-17 01:21:59.000000000 +0200
+++ linux-rtc/drivers/rtc/rtc-vr41xx.c 2006-05-19 09:05:03.000000000 +0200
@@ -270,7 +270,7 @@ static int vr41xx_rtc_ioctl(struct devic
epoch = arg;
break;
default:
- return -EINVAL;
+ return -ENOIOCTLCMD;
}
return 0;
--- linux-rtc.orig/drivers/rtc/rtc-sa1100.c 2006-05-17 01:18:19.000000000 +0200
+++ linux-rtc/drivers/rtc/rtc-sa1100.c 2006-05-19 09:05:03.000000000 +0200
@@ -247,7 +247,7 @@ static int sa1100_rtc_ioctl(struct devic
rtc_freq = arg;
return 0;
}
- return -EINVAL;
+ return -ENOIOCTLCMD;
}
static int sa1100_rtc_read_time(struct device *dev, struct rtc_time *tm)
--- linux-rtc.orig/drivers/rtc/rtc-dev.c 2006-05-17 01:18:19.000000000 +0200
+++ linux-rtc/drivers/rtc/rtc-dev.c 2006-05-19 09:06:00.000000000 +0200
@@ -141,13 +141,13 @@ static int rtc_dev_ioctl(struct inode *i
/* try the driver's ioctl interface */
if (ops->ioctl) {
err = ops->ioctl(class_dev->dev, cmd, arg);
- if (err != -EINVAL)
+ if (err != -ENOIOCTLCMD)
return err;
}
/* if the driver does not provide the ioctl interface
* or if that particular ioctl was not implemented
- * (-EINVAL), we will try to emulate here.
+ * (-ENOIOCTLCMD), we will try to emulate here.
*/
switch (cmd) {
@@ -233,7 +233,7 @@ static int rtc_dev_ioctl(struct inode *i
break;
default:
- err = -EINVAL;
+ err = -ENOTTY;
break;
}
reply other threads:[~2006-05-19 7:09 UTC|newest]
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