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bna: 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 2013-06-17 15:23:54 +04:00
parent 3be1f2b81f
commit c0caa07b6a
1 changed files with 1 additions and 21 deletions
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22
drivers/net/ethernet/brocade/bna/bnad_debugfs.c
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@ -230,32 +230,12 @@ bnad_debugfs_open_drvinfo(struct inode *inode, struct file *file)
static loff_t static loff_t
bnad_debugfs_lseek(struct file *file, loff_t offset, int orig) bnad_debugfs_lseek(struct file *file, loff_t offset, int orig)
{ {
loff_t pos = file->f_pos;
struct bnad_debug_info *debug = file->private_data; struct bnad_debug_info *debug = file->private_data;
if (!debug) if (!debug)
return -EINVAL; return -EINVAL;
switch (orig) { return fixed_size_llseek(file, offset, orig, debug->buffer_len);
case 0:
file->f_pos = offset;
break;
case 1:
file->f_pos += offset;
break;
case 2:
file->f_pos = debug->buffer_len + offset;
break;
default:
return -EINVAL;
}
if (file->f_pos < 0 || file->f_pos > debug->buffer_len) {
file->f_pos = pos;
return -EINVAL;
}
return file->f_pos;
} }
static ssize_t static ssize_t