patch-2.4.14 linux/fs/char_dev.c

• Lines: 10
• Date: Fri Nov 2 11:48:21 2001
• Orig file: v2.4.13/linux/fs/char_dev.c
• Orig date: Tue May 22 09:35:42 2001

diff -u --recursive --new-file v2.4.13/linux/fs/char_dev.c linux/fs/char_dev.c
@@ -104,8 +104,7 @@
 
 void cdput(struct char_device *cdev)
 {
-	if (atomic_dec_and_test(&cdev->count)) {
-		spin_lock(&cdev_lock);
+	if (atomic_dec_and_lock(&cdev->count, &cdev_lock)) {
 		list_del(&cdev->hash);
 		spin_unlock(&cdev_lock);
 		destroy_cdev(cdev);