diff options
| author | Al Viro | 2006-01-12 10:06:26 +0100 |
|---|---|---|
| committer | Linus Torvalds | 2006-01-12 18:09:03 +0100 |
| commit | 1b7bb54a417ca73eefc52df3702ff5167b46dc89 (patch) | |
| tree | d54252ef62ea1e140613d20a7cbf6f1efaf0aba2 /arch/m68k/bvme6000/rtc.c | |
| parent | [PATCH] m68k: signal __user annotations (diff) | |
| download | kernel-qcow2-linux-1b7bb54a417ca73eefc52df3702ff5167b46dc89.tar.gz kernel-qcow2-linux-1b7bb54a417ca73eefc52df3702ff5167b46dc89.tar.xz kernel-qcow2-linux-1b7bb54a417ca73eefc52df3702ff5167b46dc89.zip | |
[PATCH] m68k: rtc __user annotations
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Cc: Roman Zippel <zippel@linux-m68k.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/m68k/bvme6000/rtc.c')
| -rw-r--r-- | arch/m68k/bvme6000/rtc.c | 6 |
1 files changed, 3 insertions, 3 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; |