From: Mauro Carvalho Chehab <mchehab@redhat.com>
Date: Thu, 17 Dec 2009 02:46:48 +0000 (-0300)
Subject: V4L/DVB (13825): ir-core: Don't OOPS if IR device props is not defined
X-Git-Tag: v3.12-rc1~11293^2~350
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=0f7ff39532f1d2328e54b65ce5022c71f06e44d6;p=kernel%2Fkernel-generic.git

V4L/DVB (13825): ir-core: Don't OOPS if IR device props is not defined

As currently most drivers don't define ir_dev->props, we shouldn't assume
that this field is defined.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
---

diff --git a/drivers/media/IR/ir-sysfs.c b/drivers/media/IR/ir-sysfs.c
index d67c11d..6ec7f89 100644
--- a/drivers/media/IR/ir-sysfs.c
+++ b/drivers/media/IR/ir-sysfs.c
@@ -97,7 +97,7 @@ static ssize_t store_protocol(struct device *d,
 		return -EINVAL;
 	}
 
-	if (ir_dev->props->change_protocol)
+	if (ir_dev->props && ir_dev->props->change_protocol)
 		rc = ir_dev->props->change_protocol(ir_dev->props->priv,
 						    ir_type);