irda: fix read buffer overflow
io[i] is read before the bounds check on i, order should be reversed.
Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Cc: Samuel Ortiz <samuel@sortiz.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.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 d088383..fe4f2b2 100644
--- a/drivers/net/irda/w83977af_ir.c
+++ b/drivers/net/irda/w83977af_ir.c
@@ -115,7 +115,7 @@
IRDA_DEBUG(0, "%s()\n", __func__ );
- for (i=0; (io[i] < 2000) && (i < ARRAY_SIZE(dev_self)); i++) {
+ for (i=0; i < ARRAY_SIZE(dev_self) && io[i] < 2000; i++) {
if (w83977af_open(i, io[i], irq[i], dma[i]) == 0)
return 0;
}