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path: root/drivers/usb
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Diffstat (limited to 'drivers/usb')
-rw-r--r--drivers/usb/gadget/function/f_printer.c4
-rw-r--r--drivers/usb/gadget/legacy/inode.c4
-rw-r--r--drivers/usb/gadget/udc/atmel_usba_udc.c12
3 files changed, 10 insertions, 10 deletions
diff --git a/drivers/usb/gadget/function/f_printer.c b/drivers/usb/gadget/function/f_printer.c
index 0fbfb2b2aa08..26ccad5d8680 100644
--- a/drivers/usb/gadget/function/f_printer.c
+++ b/drivers/usb/gadget/function/f_printer.c
@@ -673,7 +673,7 @@ printer_fsync(struct file *fd, loff_t start, loff_t end, int datasync)
unsigned long flags;
int tx_list_empty;
- mutex_lock(&inode->i_mutex);
+ inode_lock(inode);
spin_lock_irqsave(&dev->lock, flags);
tx_list_empty = (likely(list_empty(&dev->tx_reqs)));
spin_unlock_irqrestore(&dev->lock, flags);
@@ -683,7 +683,7 @@ printer_fsync(struct file *fd, loff_t start, loff_t end, int datasync)
wait_event_interruptible(dev->tx_flush_wait,
(likely(list_empty(&dev->tx_reqs_active))));
}
- mutex_unlock(&inode->i_mutex);
+ inode_unlock(inode);
return 0;
}
diff --git a/drivers/usb/gadget/legacy/inode.c b/drivers/usb/gadget/legacy/inode.c
index 365afd7e14f8..7e179f81d05c 100644
--- a/drivers/usb/gadget/legacy/inode.c
+++ b/drivers/usb/gadget/legacy/inode.c
@@ -1521,10 +1521,10 @@ static void destroy_ep_files (struct dev_data *dev)
spin_unlock_irq (&dev->lock);
/* break link to dcache */
- mutex_lock (&parent->i_mutex);
+ inode_lock(parent);
d_delete (dentry);
dput (dentry);
- mutex_unlock (&parent->i_mutex);
+ inode_unlock(parent);
spin_lock_irq (&dev->lock);
}
diff --git a/drivers/usb/gadget/udc/atmel_usba_udc.c b/drivers/usb/gadget/udc/atmel_usba_udc.c
index f92f5aff0dd5..8755b2c2aada 100644
--- a/drivers/usb/gadget/udc/atmel_usba_udc.c
+++ b/drivers/usb/gadget/udc/atmel_usba_udc.c
@@ -91,7 +91,7 @@ static ssize_t queue_dbg_read(struct file *file, char __user *buf,
if (!access_ok(VERIFY_WRITE, buf, nbytes))
return -EFAULT;
- mutex_lock(&file_inode(file)->i_mutex);
+ inode_lock(file_inode(file));
list_for_each_entry_safe(req, tmp_req, queue, queue) {
len = snprintf(tmpbuf, sizeof(tmpbuf),
"%8p %08x %c%c%c %5d %c%c%c\n",
@@ -118,7 +118,7 @@ static ssize_t queue_dbg_read(struct file *file, char __user *buf,
nbytes -= len;
buf += len;
}
- mutex_unlock(&file_inode(file)->i_mutex);
+ inode_unlock(file_inode(file));
return actual;
}
@@ -143,7 +143,7 @@ static int regs_dbg_open(struct inode *inode, struct file *file)
u32 *data;
int ret = -ENOMEM;
- mutex_lock(&inode->i_mutex);
+ inode_lock(inode);
udc = inode->i_private;
data = kmalloc(inode->i_size, GFP_KERNEL);
if (!data)
@@ -158,7 +158,7 @@ static int regs_dbg_open(struct inode *inode, struct file *file)
ret = 0;
out:
- mutex_unlock(&inode->i_mutex);
+ inode_unlock(inode);
return ret;
}
@@ -169,11 +169,11 @@ static ssize_t regs_dbg_read(struct file *file, char __user *buf,
struct inode *inode = file_inode(file);
int ret;
- mutex_lock(&inode->i_mutex);
+ inode_lock(inode);
ret = simple_read_from_buffer(buf, nbytes, ppos,
file->private_data,
file_inode(file)->i_size);
- mutex_unlock(&inode->i_mutex);
+ inode_unlock(inode);
return ret;
}