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authorGrant Likely <grant.likely@secretlab.ca>2010-05-25 00:38:26 -0600
committerGrant Likely <grant.likely@secretlab.ca>2010-05-25 00:38:26 -0600
commitb1e50ebcf24668e57f058deb48b0704b5391ed0f (patch)
tree17e1b69b249d0738317b732186340c9dd053f1a1 /drivers/rtc/rtc-m41t80.c
parent0c2a2ae32793e3500a15a449612485f5d17dd431 (diff)
parent7e125f7b9cbfce4101191b8076d606c517a73066 (diff)
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Merge remote branch 'origin' into secretlab/next-spi
Diffstat (limited to 'drivers/rtc/rtc-m41t80.c')
-rw-r--r--drivers/rtc/rtc-m41t80.c16
1 files changed, 14 insertions, 2 deletions
diff --git a/drivers/rtc/rtc-m41t80.c b/drivers/rtc/rtc-m41t80.c
index 60fe266f0f4..038095d9997 100644
--- a/drivers/rtc/rtc-m41t80.c
+++ b/drivers/rtc/rtc-m41t80.c
@@ -623,7 +623,7 @@ static ssize_t wdt_read(struct file *file, char __user *buf,
* according to their available features. We only actually usefully support
* querying capabilities and current status.
*/
-static int wdt_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
+static int wdt_ioctl(struct file *file, unsigned int cmd,
unsigned long arg)
{
int new_margin, rv;
@@ -676,6 +676,18 @@ static int wdt_ioctl(struct inode *inode, struct file *file, unsigned int cmd,
return -ENOTTY;
}
+static long wdt_unlocked_ioctl(struct file *file, unsigned int cmd,
+ unsigned long arg)
+{
+ int ret;
+
+ lock_kernel();
+ ret = wdt_ioctl(file, cmd, arg);
+ unlock_kernel();
+
+ return ret;
+}
+
/**
* wdt_open:
* @inode: inode of device
@@ -736,7 +748,7 @@ static int wdt_notify_sys(struct notifier_block *this, unsigned long code,
static const struct file_operations wdt_fops = {
.owner = THIS_MODULE,
.read = wdt_read,
- .ioctl = wdt_ioctl,
+ .unlocked_ioctl = wdt_unlocked_ioctl,
.write = wdt_write,
.open = wdt_open,
.release = wdt_release,