UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

cpqphp_sysfs: switch to fixed_size_llseek() 

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2013-06-23 12:46:49 +04:00
parent 914961aac0
commit d2c40f789f
1 changed files with 2 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
drivers/pci/hotplug/cpqphp_sysfs.c
View File

@ -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,