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authorAl Viro <viro@ftp.linux.org.uk>2006-01-12 01:06:26 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-01-12 09:09:03 -0800
commit1b7bb54a417ca73eefc52df3702ff5167b46dc89 (patch)
treed54252ef62ea1e140613d20a7cbf6f1efaf0aba2 /arch/m68k
parent2382f77ffcde32e5195d5c82fee91171bb764c1a (diff)
[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')
-rw-r--r--arch/m68k/bvme6000/rtc.c6
-rw-r--r--arch/m68k/mvme16x/rtc.c6
2 files changed, 6 insertions, 6 deletions
diff --git a/arch/m68k/bvme6000/rtc.c b/arch/m68k/bvme6000/rtc.c
index f7573f2bcb9..703cbc6dc9c 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 30f5921ece9..a69fe3048ed 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;