From edb50b3b1d9bf6d51dc68f7f885e78285f8d6f18 Mon Sep 17 00:00:00 2001
From: Alex Dubov <oakad@yahoo.com>
Date: Wed, 12 Jan 2011 17:01:04 -0800
Subject: [PATCH] memstick: remove mspro_block_mutex
mspro_block_mutex is identical in scope to mspro_block_disk_lock and therefore
unnecessary.
Signed-off-by: Alex Dubov <oakad@yahoo.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
drivers/memstick/core/mspro_block.c | 9 +--------
1 file changed, 1 insertion(+), 8 deletions(-)
diff --git a/drivers/memstick/core/mspro_block.c b/drivers/memstick/core/mspro_block.c
index a167938d4517b3..b11b2b89ae2230 100644
--- a/drivers/memstick/core/mspro_block.c
+++ b/drivers/memstick/core/mspro_block.c
@@ -23,7 +23,6 @@
#define DRIVER_NAME "mspro_block"
-static DEFINE_MUTEX(mspro_block_mutex);
static int major;
module_param(major, int, 0644);
@@ -181,7 +180,6 @@ static int mspro_block_bd_open(struct block_device *bdev, fmode_t mode)
struct mspro_block_data *msb = disk->private_data;
int rc = -ENXIO;
- mutex_lock(&mspro_block_mutex);
mutex_lock(&mspro_block_disk_lock);
if (msb && msb->card) {
@@ -193,7 +191,6 @@ static int mspro_block_bd_open(struct block_device *bdev, fmode_t mode)
}
mutex_unlock(&mspro_block_disk_lock);
- mutex_unlock(&mspro_block_mutex);
return rc;
}
@@ -225,11 +222,7 @@ static int mspro_block_disk_release(struct gendisk *disk)
static int mspro_block_bd_release(struct gendisk *disk, fmode_t mode)
{
- int ret;
- mutex_lock(&mspro_block_mutex);
- ret = mspro_block_disk_release(disk);
- mutex_unlock(&mspro_block_mutex);
- return ret;
+ return mspro_block_disk_release(disk);
}
static int mspro_block_bd_getgeo(struct block_device *bdev,
--
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