diff options
| -rw-r--r-- | drivers/usb/core/devices.c | 4 | ||||
| -rw-r--r-- | drivers/usb/core/devio.c | 4 |
2 files changed, 4 insertions, 4 deletions
diff --git a/drivers/usb/core/devices.c b/drivers/usb/core/devices.c index 175529fd02f..c83c975152a 100644 --- a/drivers/usb/core/devices.c +++ b/drivers/usb/core/devices.c @@ -675,7 +675,7 @@ static loff_t usb_device_lseek(struct file *file, loff_t offset, int orig) { loff_t ret; - lock_kernel(); + mutex_lock(&file->f_dentry->d_inode->i_mutex); switch (orig) { case 0: @@ -691,7 +691,7 @@ static loff_t usb_device_lseek(struct file *file, loff_t offset, int orig) ret = -EINVAL; } - unlock_kernel(); + mutex_unlock(&file->f_dentry->d_inode->i_mutex); return ret; } diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c index 6e731507c0c..300f65f681a 100644 --- a/drivers/usb/core/devio.c +++ b/drivers/usb/core/devio.c @@ -122,7 +122,7 @@ static loff_t usbdev_lseek(struct file *file, loff_t offset, int orig) { loff_t ret; - lock_kernel(); + mutex_lock(&file->f_dentry->d_inode->i_mutex); switch (orig) { case 0: @@ -138,7 +138,7 @@ static loff_t usbdev_lseek(struct file *file, loff_t offset, int orig) ret = -EINVAL; } - unlock_kernel(); + mutex_unlock(&file->f_dentry->d_inode->i_mutex); return ret; } |