diff options
| author | Sujith <Sujith.Manoharan@atheros.com> | 2010-04-06 15:28:15 +0530 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-04-08 15:24:10 -0400 |
| commit | c503269a0f77e9b2d6de9e8a5f66ace53dde6e04 (patch) | |
| tree | fc525fcf618330b20ff5871659dcd1c59114f8b1 | |
| parent | 66b10e33f742bb45a29b7dbbc8dc85583d4c9ef6 (diff) | |
ath9k_htc: Fix module unloading issue
The maximum number of packets in a single buffer in
stream mode is 10. The driver currently uses 8 - which
caused stack corruption, in the absence of any kind
of OOB checking.
Fixing this to the correct value of 10 fixes the module
unload issue.
Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Tested-by: Ming Lei <tom.leiming@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/hif_usb.c | 2 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/hif_usb.h | 1 |
2 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c index 4528df4a5bd..69bef1de71a 100644 --- a/drivers/net/wireless/ath/ath9k/hif_usb.c +++ b/drivers/net/wireless/ath/ath9k/hif_usb.c @@ -324,7 +324,7 @@ static struct ath9k_htc_hif hif_usb = { static void ath9k_hif_usb_rx_stream(struct hif_device_usb *hif_dev, struct sk_buff *skb) { - struct sk_buff *nskb, *skb_pool[8]; + struct sk_buff *nskb, *skb_pool[MAX_PKT_NUM_IN_TRANSFER]; int index = 0, i = 0, chk_idx, len = skb->len; int rx_remain_len = 0, rx_pkt_len = 0; u16 pkt_len, pkt_tag, pool_index = 0; diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.h b/drivers/net/wireless/ath/ath9k/hif_usb.h index ed9708cd4aa..179cea46a8e 100644 --- a/drivers/net/wireless/ath/ath9k/hif_usb.h +++ b/drivers/net/wireless/ath/ath9k/hif_usb.h @@ -34,6 +34,7 @@ #define MAX_RX_URB_NUM 8 #define MAX_RX_BUF_SIZE 16384 +#define MAX_PKT_NUM_IN_TRANSFER 10 #define MAX_REG_OUT_URB_NUM 1 #define MAX_REG_OUT_BUF_NUM 8 |