edac: edac_mc no longer deals with kobjects directly

There are no more embedded kobjects in struct mem_ctl_info. Remove a header and
a comment that does not reflect the code anymore.

Signed-off-by: Shaun Ruffell <sruffell@digium.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c
index 281f566..a641f62 100644
--- a/drivers/edac/edac_mc.c
+++ b/drivers/edac/edac_mc.c
@@ -441,13 +441,6 @@
 
 	mci->op_state = OP_ALLOC;
 
-	/* at this point, the root kobj is valid, and in order to
-	 * 'free' the object, then the function:
-	 *      edac_mc_unregister_sysfs_main_kobj() must be called
-	 * which will perform kobj unregistration and the actual free
-	 * will occur during the kobject callback operation
-	 */
-
 	return mci;
 
 error:
diff --git a/include/linux/edac.h b/include/linux/edac.h
index 1b8c02b..4784213 100644
--- a/include/linux/edac.h
+++ b/include/linux/edac.h
@@ -14,7 +14,6 @@
 
 #include <linux/atomic.h>
 #include <linux/device.h>
-#include <linux/kobject.h>
 #include <linux/completion.h>
 #include <linux/workqueue.h>
 #include <linux/debugfs.h>