Avoided unused return value warning. stable-1.5
authorFlorian Pose <fp@igh-essen.com>
Fri, 25 Apr 2014 17:05:39 +0200
branchstable-1.5
changeset 2559 a24ff468cb25
parent 2558 4e17a99a6bb4
child 2560 442634814e29
Avoided unused return value warning.
devices/ccat/update.c
--- a/devices/ccat/update.c	Fri Apr 25 17:05:12 2014 +0200
+++ b/devices/ccat/update.c	Fri Apr 25 17:05:39 2014 +0200
@@ -165,7 +165,10 @@
 	if (*off + len > sizeof(update->data))
 		return 0;
 
-	copy_from_user(update->data + *off, buf, len);
+	if (copy_from_user(update->data + *off, buf, len)) {
+		return -EFAULT;
+	}
+
 	*off += len;
 	update->size = *off;
 	return len;