udev-164: don't hardcode path to pidof

* pidof lives in /bin, search it in $PATH.
* Assume pidof's presence.

(From OE-Core rev: 2f9ac0a10f7d1e3144622a5dff5aa6787fcee534)

Signed-off-by: Andreas Oberritter <obi@opendreambox.org>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/recipes-core/udev/udev/init

@@ -28,10 +28,8 @@ readfile () {
 }
 
 kill_udevd() {
-	if [ -x /sbin/pidof ]; then
-		pid=`/sbin/pidof -x udevd`
-		[ -n "$pid" ] && kill $pid
-	fi
+	pid=`pidof -x udevd`
+	[ -n "$pid" ] && kill $pid
 }
 
 export ACTION=add

meta/recipes-core/udev/udev_164.bb

@@ -1,6 +1,6 @@
 include udev.inc
 
-PR = "r11"
+PR = "r12"
 
 SRC_URI += "file://udev-166-v4l1-1.patch"