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-rw-r--r--drivers/char/mmtimer.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/char/mmtimer.c b/drivers/char/mmtimer.c
index 70b774f..1f0f2b6 100644
--- a/drivers/char/mmtimer.c
+++ b/drivers/char/mmtimer.c
@@ -63,7 +63,7 @@ static int mmtimer_mmap(struct file *file, struct vm_area_struct *vma);
*/
static unsigned long mmtimer_femtoperiod = 0;
-static struct file_operations mmtimer_fops = {
+static const struct file_operations mmtimer_fops = {
.owner = THIS_MODULE,
.mmap = mmtimer_mmap,
.ioctl = mmtimer_ioctl,
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