author: Al Viro <viro@zeniv.linux.org.uk> 2013-09-22 14:17:15 -0400
committer: Al Viro <viro@zeniv.linux.org.uk> 2013-10-24 23:34:53 -0400
commit: e84f9e57b90ca89664d733a7cef19aa7ccd832f3
parent: 7b00ed6fe6321547b9d51f5bfb30e7b5932e6889
Commit Summary:
Diffstat:
1 file changed, 4 insertions, 2 deletions
diff --git a/fs/char_dev.c b/fs/char_dev.c
index afc2bb691780..94b5f60076da 100644
--- a/fs/char_dev.c
+++ b/fs/char_dev.c
@@ -368,6 +368,7 @@ void cdev_put(struct cdev *p)
*/
static int chrdev_open(struct inode *inode, struct file *filp)
{
+ const struct file_operations *fops;
struct cdev *p;
struct cdev *new = NULL;
int ret = 0;
@@ -400,10 +401,11 @@ static int chrdev_open(struct inode *inode, struct file *filp)
return ret;
ret = -ENXIO;
- filp->f_op = fops_get(p->ops);
- if (!filp->f_op)
+ fops = fops_get(p->ops);
+ if (!fops)
goto out_cdev_put;
+ replace_fops(filp, fops);
if (filp->f_op->open) {
ret = filp->f_op->open(inode, filp);
if (ret)