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path: root/drivers/char/ipmi/ipmi_watchdog.c
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Diffstat (limited to 'drivers/char/ipmi/ipmi_watchdog.c')
-rw-r--r--drivers/char/ipmi/ipmi_watchdog.c17
1 files changed, 15 insertions, 2 deletions
diff --git a/drivers/char/ipmi/ipmi_watchdog.c b/drivers/char/ipmi/ipmi_watchdog.c
index a4d57e31f713..82bcdb262a3a 100644
--- a/drivers/char/ipmi/ipmi_watchdog.c
+++ b/drivers/char/ipmi/ipmi_watchdog.c
@@ -659,7 +659,7 @@ static struct watchdog_info ident = {
.identity = "IPMI"
};
-static int ipmi_ioctl(struct inode *inode, struct file *file,
+static int ipmi_ioctl(struct file *file,
unsigned int cmd, unsigned long arg)
{
void __user *argp = (void __user *)arg;
@@ -730,6 +730,19 @@ static int ipmi_ioctl(struct inode *inode, struct file *file,
}
}
+static long ipmi_unlocked_ioctl(struct file *file,
+ unsigned int cmd,
+ unsigned long arg)
+{
+ int ret;
+
+ lock_kernel();
+ ret = ipmi_ioctl(file, cmd, arg);
+ unlock_kernel();
+
+ return ret;
+}
+
static ssize_t ipmi_write(struct file *file,
const char __user *buf,
size_t len,
@@ -880,7 +893,7 @@ static const struct file_operations ipmi_wdog_fops = {
.read = ipmi_read,
.poll = ipmi_poll,
.write = ipmi_write,
- .ioctl = ipmi_ioctl,
+ .unlocked_ioctl = ipmi_unlocked_ioctl,
.open = ipmi_open,
.release = ipmi_close,
.fasync = ipmi_fasync,