[IRDA]: Replace hard-coded dev_self[] array sizes with ARRAY_SIZE()
Several IR drivers used "for (i = 0; i < 4; i++)" to walk their
dev_self[] table. Better to use ARRAY_SIZE(). And fix ali-ircc so it
won't run off the end if we find too many adapters.
Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/irda/w83977af_ir.c b/drivers/net/irda/w83977af_ir.c
index 0ea65c4..8421597 100644
--- a/drivers/net/irda/w83977af_ir.c
+++ b/drivers/net/irda/w83977af_ir.c
@@ -117,7 +117,7 @@
IRDA_DEBUG(0, "%s()\n", __FUNCTION__ );
- for (i=0; (io[i] < 2000) && (i < 4); i++) {
+ for (i=0; (io[i] < 2000) && (i < ARRAY_SIZE(dev_self)); i++) {
if (w83977af_open(i, io[i], irq[i], dma[i]) == 0)
return 0;
}
@@ -136,7 +136,7 @@
IRDA_DEBUG(4, "%s()\n", __FUNCTION__ );
- for (i=0; i < 4; i++) {
+ for (i=0; i < ARRAY_SIZE(dev_self); i++) {
if (dev_self[i])
w83977af_close(dev_self[i]);
}