new helper: file_inode(file)
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/drivers/net/wan/cosa.c b/drivers/net/wan/cosa.c
index 6aed238..1505509 100644
--- a/drivers/net/wan/cosa.c
+++ b/drivers/net/wan/cosa.c
@@ -939,14 +939,14 @@
int ret = 0;
mutex_lock(&cosa_chardev_mutex);
- if ((n=iminor(file->f_path.dentry->d_inode)>>CARD_MINOR_BITS)
+ if ((n=iminor(file_inode(file))>>CARD_MINOR_BITS)
>= nr_cards) {
ret = -ENODEV;
goto out;
}
cosa = cosa_cards+n;
- if ((n=iminor(file->f_path.dentry->d_inode)
+ if ((n=iminor(file_inode(file))
& ((1<<CARD_MINOR_BITS)-1)) >= cosa->nchannels) {
ret = -ENODEV;
goto out;