1 files changed, 11 insertions, 2 deletions

diff --git a/drivers/block/drbd/drbd_proc.c b/drivers/block/drbd/drbd_proc.c
index 49d817cfe865..efba62cd2e58 100644
--- a/drivers/block/drbd/drbd_proc.c
+++ b/drivers/block/drbd/drbd_proc.c
@@ -34,6 +34,7 @@
 #include "drbd_int.h"
 
 static int drbd_proc_open(struct inode *inode, struct file *file);
+static int drbd_proc_release(struct inode *inode, struct file *file);
 
 
 struct proc_dir_entry *drbd_proc;
@@ -42,7 +43,7 @@ const struct file_operations drbd_proc_fops = {
         .open           = drbd_proc_open,
         .read           = seq_read,
         .llseek         = seq_lseek,
-        .release        = single_release,
+        .release        = drbd_proc_release,
 };
 
 void seq_printf_with_thousands_grouping(struct seq_file *seq, long v)
@@ -304,7 +305,15 @@ static int drbd_seq_show(struct seq_file *seq, void *v)
 
 static int drbd_proc_open(struct inode *inode, struct file *file)
 {
-        return single_open(file, drbd_seq_show, PDE(inode)->data);
+        if (try_module_get(THIS_MODULE))
+                return single_open(file, drbd_seq_show, PDE(inode)->data);
+        return -ENODEV;
+}
+
+static int drbd_proc_release(struct inode *inode, struct file *file)
+{
+        module_put(THIS_MODULE);
+        return single_release(inode, file);
 }
 
 /* PROC FS stuff end */