commit e24650c2e744f99541125a5b023f0d02cad19d14
author Akinobu Mita <akinobu.mita@gmail.com> Tue Oct 17 00:09:38 2006 -0700
committer Linus Torvalds <torvalds@g5.osdl.org> Tue Oct 17 08:18:43 2006 -0700
tree 59f043a5bddb973feac1b1543cf87970665370c5
parent a649fd9271773dd0f78e2b9f347bcceecb8827f9

[PATCH] md: fix /proc/mdstat refcounting

I have seen mdadm oops after successfully unloading md module.

This patch privents from unloading md module while
mdadm is polling /proc/mdstat.

Cc: Neil Brown <neilb@suse.de>
Signed-off-by: Akinbou Mita <akinobu.mita@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

drivers/md/md.c

diff --git a/drivers/md/md.c b/drivers/md/md.c
index 57fa64f..f7f1908 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -4912,6 +4912,7 @@
 }
 
 static struct file_operations md_seq_fops = {
+	.owner		= THIS_MODULE,
 	.open           = md_seq_open,
 	.read           = seq_read,
 	.llseek         = seq_lseek,