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cpqphp_sysfs: switch to fixed_size_llseek()

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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
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22
drivers/pci/hotplug/cpqphp_sysfs.c
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@@ -167,26 +167,8 @@ exit:
static loff_t lseek(struct file *file, loff_t off, int whence) static loff_t lseek(struct file *file, loff_t off, int whence)
{ {
struct ctrl_dbg *dbg; struct ctrl_dbg *dbg = file->private_data;
loff_t new = -1; return fixed_size_llseek(file, off, whence, dbg->size);
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);
} }
static ssize_t read(struct file *file, char __user *buf, static ssize_t read(struct file *file, char __user *buf,