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authorJonathan Corbet <corbet@lwn.net>2008-05-15 09:09:23 -0600
committerJonathan Corbet <corbet@lwn.net>2008-05-18 15:43:40 -0600
commit75bd2ef1457998791cfc89cd59927574488fc22a (patch)
tree8468afbf17f58ab7bfbb661fa167e50a9e06994c /block
parentb8291ad07a7f3b5b990900f0001198ac23ba893e (diff)
downloadtalos-op-linux-75bd2ef1457998791cfc89cd59927574488fc22a.tar.gz
talos-op-linux-75bd2ef1457998791cfc89cd59927574488fc22a.zip
bsg: cdev lock_kernel() pushdown
Push the cdev lock_kernel call into bsg_open(). Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Diffstat (limited to 'block')
-rw-r--r--block/bsg.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/block/bsg.c b/block/bsg.c
index f0b7cd343216..dbe3ffd505ca 100644
--- a/block/bsg.c
+++ b/block/bsg.c
@@ -19,6 +19,7 @@
#include <linux/uio.h>
#include <linux/idr.h>
#include <linux/bsg.h>
+#include <linux/smp_lock.h>
#include <scsi/scsi.h>
#include <scsi/scsi_ioctl.h>
@@ -834,7 +835,11 @@ static struct bsg_device *bsg_get_device(struct inode *inode, struct file *file)
static int bsg_open(struct inode *inode, struct file *file)
{
- struct bsg_device *bd = bsg_get_device(inode, file);
+ struct bsg_device *bd;
+
+ lock_kernel();
+ bd = bsg_get_device(inode, file);
+ unlock_kernel();
if (IS_ERR(bd))
return PTR_ERR(bd);
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