From 1b7bb54a417ca73eefc52df3702ff5167b46dc89 Mon Sep 17 00:00:00 2001 From: Al Viro Date: Thu, 12 Jan 2006 01:06:26 -0800 Subject: [PATCH] [PATCH] m68k: rtc __user annotations Signed-off-by: Al Viro Cc: Roman Zippel Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- arch/m68k/bvme6000/rtc.c | 6 +++--- arch/m68k/mvme16x/rtc.c | 6 +++--- 2 files changed, 6 insertions(+), 6 deletions(-) diff --git a/arch/m68k/bvme6000/rtc.c b/arch/m68k/bvme6000/rtc.c index f7573f2bcb9c..703cbc6dc9cc 100644 --- a/arch/m68k/bvme6000/rtc.c +++ b/arch/m68k/bvme6000/rtc.c @@ -47,6 +47,7 @@ static int rtc_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned char msr; unsigned long flags; struct rtc_time wtime; + void __user *argp = (void __user *)arg; switch (cmd) { case RTC_RD_TIME: /* Read the time/date from RTC */ @@ -69,7 +70,7 @@ static int rtc_ioctl(struct inode *inode, struct file *file, unsigned int cmd, } while (wtime.tm_sec != BCD2BIN(rtc->bcd_sec)); rtc->msr = msr; local_irq_restore(flags); - return copy_to_user((void *)arg, &wtime, sizeof wtime) ? + return copy_to_user(argp, &wtime, sizeof wtime) ? -EFAULT : 0; } case RTC_SET_TIME: /* Set the RTC */ @@ -81,8 +82,7 @@ static int rtc_ioctl(struct inode *inode, struct file *file, unsigned int cmd, if (!capable(CAP_SYS_ADMIN)) return -EACCES; - if (copy_from_user(&rtc_tm, (struct rtc_time*)arg, - sizeof(struct rtc_time))) + if (copy_from_user(&rtc_tm, argp, sizeof(struct rtc_time))) return -EFAULT; yrs = rtc_tm.tm_year; diff --git a/arch/m68k/mvme16x/rtc.c b/arch/m68k/mvme16x/rtc.c index 30f5921ece9b..a69fe3048edc 100644 --- a/arch/m68k/mvme16x/rtc.c +++ b/arch/m68k/mvme16x/rtc.c @@ -45,6 +45,7 @@ static int rtc_ioctl(struct inode *inode, struct file *file, unsigned int cmd, volatile MK48T08ptr_t rtc = (MK48T08ptr_t)MVME_RTC_BASE; unsigned long flags; struct rtc_time wtime; + void __user *argp = (void __user *)arg; switch (cmd) { case RTC_RD_TIME: /* Read the time/date from RTC */ @@ -64,7 +65,7 @@ static int rtc_ioctl(struct inode *inode, struct file *file, unsigned int cmd, wtime.tm_wday = BCD2BIN(rtc->bcd_dow)-1; rtc->ctrl = 0; local_irq_restore(flags); - return copy_to_user((void *)arg, &wtime, sizeof wtime) ? + return copy_to_user(argp, &wtime, sizeof wtime) ? -EFAULT : 0; } case RTC_SET_TIME: /* Set the RTC */ @@ -76,8 +77,7 @@ static int rtc_ioctl(struct inode *inode, struct file *file, unsigned int cmd, if (!capable(CAP_SYS_ADMIN)) return -EACCES; - if (copy_from_user(&rtc_tm, (struct rtc_time*)arg, - sizeof(struct rtc_time))) + if (copy_from_user(&rtc_tm, argp, sizeof(struct rtc_time))) return -EFAULT; yrs = rtc_tm.tm_year; -- 2.20.1