From: Dmitry Torokhov <dtor_core@ameritech.net>
Date: Wed, 26 Apr 2006 04:13:57 +0000 (-0400)
Subject: Input: allow passing NULL to input_free_device()
X-Git-Tag: v2.6.17-rc4~103^2~6
X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=1a0ccece05efb8a9c04b1130c24a2652239f3bea;p=~emulex%2Finfiniband.git

Input: allow passing NULL to input_free_device()

Many drivers rely on input_free_device() behaving like kfree().

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
---

diff --git a/include/linux/input.h b/include/linux/input.h
index b0e612dda0c..16c19d710a4 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -1016,7 +1016,8 @@ static inline void input_put_device(struct input_dev *dev)
 
 static inline void input_free_device(struct input_dev *dev)
 {
-	input_put_device(dev);
+	if (dev)
+		input_put_device(dev);
 }
 
 int input_register_device(struct input_dev *);