diff options
| author |   Alessandro Zummo <alessandro.zummo@towertech.it> | 2006-06-25 05:48:20 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@g5.osdl.org> | 2006-06-25 10:01:14 -0700 |
| commit | 110d693d5898649da606cd6e5f6af4d7f70a405f (patch) | |
| tree | a46b06a383d8a9eda59d7c7e17e8694798769800 /drivers/rtc/rtc-vr41xx.c | |
| parent | [PATCH] rtc subsystem, fix capability checks in kernel interface (diff) | |
| download | linux-dev-110d693d5898649da606cd6e5f6af4d7f70a405f.tar.xz linux-dev-110d693d5898649da606cd6e5f6af4d7f70a405f.zip | |
[PATCH] rtc subsystem: add capability checks
Centralize CAP_SYS_XXX checks to avoid duplicate code and missing checks in
the drivers.
Signed-off-by: Alessandro Zummo <a.zummo@towertech.it>
Cc: Richard Purdie <rpurdie@rpsys.net>
Cc: Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/rtc/rtc-vr41xx.c')
| -rw-r--r-- | drivers/rtc/rtc-vr41xx.c | 8 |
1 files changed, 0 insertions, 8 deletions
diff --git a/drivers/rtc/rtc-vr41xx.c b/drivers/rtc/rtc-vr41xx.c index 277596c302e3..33e029207e26 100644 --- a/drivers/rtc/rtc-vr41xx.c +++ b/drivers/rtc/rtc-vr41xx.c @@ -81,7 +81,6 @@ MODULE_LICENSE("GPL"); #define RTC_FREQUENCY 32768 #define MAX_PERIODIC_RATE 6553 -#define MAX_USER_PERIODIC_RATE 64 static void __iomem *rtc1_base; static void __iomem *rtc2_base; @@ -240,9 +239,6 @@ static int vr41xx_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long if (arg > MAX_PERIODIC_RATE) return -EINVAL; - if (arg > MAX_USER_PERIODIC_RATE && capable(CAP_SYS_RESOURCE) == 0) - return -EACCES; - periodic_frequency = arg; count = RTC_FREQUENCY; @@ -263,10 +259,6 @@ static int vr41xx_rtc_ioctl(struct device *dev, unsigned int cmd, unsigned long /* Doesn't support before 1900 */ if (arg < 1900) return -EINVAL; - - if (capable(CAP_SYS_TIME) == 0) - return -EACCES; - epoch = arg; break; default: |