Input: grip - fix crash when accessing device

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
git-mirror · Jan 30, 2006 · 3575c34 · 3575c34
1 parent ffc6b52
commit 3575c34
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/drivers/input/joystick/grip.c b/drivers/input/joystick/grip.c
@@ -192,6 +192,9 @@ static void grip_poll(struct gameport *gameport)
 	for (i = 0; i < 2; i++) {
 
 		dev = grip->dev[i];
+		if (!dev)
+			continue;
+
 		grip->reads++;
 
 		switch (grip->mode[i]) {