Char: cyclades, remove some global vars
Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/drivers/char/cyclades.c b/drivers/char/cyclades.c
index c7e1433..1fe0bb6 100644
--- a/drivers/char/cyclades.c
+++ b/drivers/char/cyclades.c
@@ -818,9 +818,6 @@
/* PCI related definitions */
-static unsigned short cy_pci_nboard;
-static unsigned short cy_isa_nboard;
-static unsigned short cy_nboard;
#ifdef CONFIG_PCI
static struct pci_device_id cy_pci_dev_id[] __devinitdata = {
{ PCI_DEVICE(PCI_VENDOR_ID_CYCLADES, PCI_DEVICE_ID_CYCLOM_Y_Lo) }, /* PCI < 1Mb */
@@ -5462,7 +5459,7 @@
static int __init cy_init(void)
{
- unsigned int i;
+ unsigned int i, nboards;
cy_serial_driver = alloc_tty_driver(NR_PORTS);
if (!cy_serial_driver)
@@ -5506,14 +5503,12 @@
the cy_next_channel. */
/* look for isa boards */
- cy_isa_nboard = cy_detect_isa();
+ nboards = cy_detect_isa();
/* look for pci boards */
- cy_pci_nboard = cy_detect_pci();
+ nboards += cy_detect_pci();
- cy_nboard = cy_isa_nboard + cy_pci_nboard;
-
- return 0;
+ return nboards ? 0 : -ENODEV;
} /* cy_init */
static void __exit cy_cleanup_module(void)