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path: root/drivers/net/irda/ali-ircc.c
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Diffstat (limited to 'drivers/net/irda/ali-ircc.c')
-rw-r--r--drivers/net/irda/ali-ircc.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/net/irda/ali-ircc.c b/drivers/net/irda/ali-ircc.c
index e3c8cd5eca67..68d4c418cb98 100644
--- a/drivers/net/irda/ali-ircc.c
+++ b/drivers/net/irda/ali-ircc.c
@@ -249,7 +249,7 @@ static void __exit ali_ircc_cleanup(void)
IRDA_DEBUG(2, "%s(), ---------------- Start ----------------\n", __FUNCTION__);
- for (i=0; i < 4; i++) {
+ for (i=0; i < ARRAY_SIZE(dev_self); i++) {
if (dev_self[i])
ali_ircc_close(dev_self[i]);
}
@@ -273,6 +273,12 @@ static int ali_ircc_open(int i, chipio_t *info)
int err;
IRDA_DEBUG(2, "%s(), ---------------- Start ----------------\n", __FUNCTION__);
+
+ if (i >= ARRAY_SIZE(dev_self)) {
+ IRDA_ERROR("%s(), maximum number of supported chips reached!\n",
+ __FUNCTION__);
+ return -ENOMEM;
+ }
/* Set FIR FIFO and DMA Threshold */
if ((ali_ircc_setup(info)) == -1)