From 54de90d686eacd4a761f7ce65c54f1eb3a159429 Mon Sep 17 00:00:00 2001 From: Al Viro Date: Sun, 23 Jun 2013 12:29:00 +0400 Subject: pci/proc: switch to fixed_size_llseek() Signed-off-by: Al Viro --- drivers/pci/proc.c | 23 ++--------------------- 1 file changed, 2 insertions(+), 21 deletions(-) (limited to 'drivers/pci') diff --git a/drivers/pci/proc.c b/drivers/pci/proc.c index 08126087ec31..cdc7836d7e3d 100644 --- a/drivers/pci/proc.c +++ b/drivers/pci/proc.c @@ -20,27 +20,8 @@ static int proc_initialized; /* = 0 */ static loff_t proc_bus_pci_lseek(struct file *file, loff_t off, int whence) { - loff_t new = -1; - struct inode *inode = file_inode(file); - - mutex_lock(&inode->i_mutex); - switch (whence) { - case 0: - new = off; - break; - case 1: - new = file->f_pos + off; - break; - case 2: - new = inode->i_size + off; - break; - } - if (new < 0 || new > inode->i_size) - new = -EINVAL; - else - file->f_pos = new; - mutex_unlock(&inode->i_mutex); - return new; + struct pci_dev *dev = PDE_DATA(file_inode(file)); + return fixed_size_llseek(file, off, whence, dev->cfg_size); } static ssize_t -- cgit v1.2.3-59-g8ed1b From d2c40f789f6c98c50bf01cf84ef46415fb7a2776 Mon Sep 17 00:00:00 2001 From: Al Viro Date: Sun, 23 Jun 2013 12:46:49 +0400 Subject: cpqphp_sysfs: switch to fixed_size_llseek() Signed-off-by: Al Viro --- drivers/pci/hotplug/cpqphp_sysfs.c | 22 ++-------------------- 1 file changed, 2 insertions(+), 20 deletions(-) (limited to 'drivers/pci') diff --git a/drivers/pci/hotplug/cpqphp_sysfs.c b/drivers/pci/hotplug/cpqphp_sysfs.c index 4cb30447a486..17c1f36315d1 100644 --- a/drivers/pci/hotplug/cpqphp_sysfs.c +++ b/drivers/pci/hotplug/cpqphp_sysfs.c @@ -167,26 +167,8 @@ exit: static loff_t lseek(struct file *file, loff_t off, int whence) { - struct ctrl_dbg *dbg; - loff_t new = -1; - - mutex_lock(&cpqphp_mutex); - dbg = file->private_data; - - switch (whence) { - case 0: - new = off; - break; - case 1: - new = file->f_pos + off; - break; - } - if (new < 0 || new > dbg->size) { - mutex_unlock(&cpqphp_mutex); - return -EINVAL; - } - mutex_unlock(&cpqphp_mutex); - return (file->f_pos = new); + struct ctrl_dbg *dbg = file->private_data; + return fixed_size_llseek(file, off, whence, dbg->size); } static ssize_t read(struct file *file, char __user *buf, -- cgit v1.2.3-59-g8ed1b