[PATCH] fix semaphore handling in __unregister_chrdev_region

This up() should be down() instead. Signed-off-by: Wen-chien Jesse Sung <[email protected]> Signed-off-by: Andrew Morton <[email protected]> Signed-off-by: Linus Torvalds <[email protected]>
akeromi · Jun 29, 2005 · 8d45168 · 8d45168
1 parent 7e568e6
commit 8d45168
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/fs/char_dev.c b/fs/char_dev.c
@@ -150,7 +150,7 @@ __unregister_chrdev_region(unsigned major, unsigned baseminor, int minorct)
 	struct char_device_struct *cd = NULL, **cp;
 	int i = major_to_index(major);
 
-	up(&chrdevs_lock);
+	down(&chrdevs_lock);
 	for (cp = &chrdevs[i]; *cp; cp = &(*cp)->next)
 		if ((*cp)->major == major &&
 		    (*cp)->baseminor == baseminor &&