From: Jonathan Corbet <corbet@lwn.net>
Date: Thu, 19 Jun 2008 21:41:11 +0000 (-0600)
Subject: mpt: fasync BKL pushdown
X-Git-Tag: v2.6.27-rc1~1103^2~12
X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b7e3e1fbf69d1b6abfd337460ea17d7230e3a6e5;p=linux-2.6

mpt: fasync BKL pushdown

It looks like this driver really needs the BKL here.

Signed-off-by: Jonathan Corbet <corbet@lwn.net>
---

diff --git a/drivers/message/fusion/mptctl.c b/drivers/message/fusion/mptctl.c
index e630b50966..c5946560c4 100644
--- a/drivers/message/fusion/mptctl.c
+++ b/drivers/message/fusion/mptctl.c
@@ -548,11 +548,15 @@ static int
 mptctl_fasync(int fd, struct file *filep, int mode)
 {
 	MPT_ADAPTER	*ioc;
+	int ret;
 
+	lock_kernel();
 	list_for_each_entry(ioc, &ioc_list, list)
 		ioc->aen_event_read_flag=0;
 
-	return fasync_helper(fd, filep, mode, &async_queue);
+	ret = fasync_helper(fd, filep, mode, &async_queue);
+	unlock_kernel();
+	return ret;
 }
 
 static int