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| author | Dan Carpenter <dan.carpenter@oracle.com> | 2015-11-06 13:01:20 +0300 |
|---|---|---|
| committer | Luis Henriques <luis.henriques@canonical.com> | 2016-02-02 19:27:47 +0000 |
| commit | 639cf97fae1280e2bb1eee1b91a4c641ad1409ef (patch) | |
| tree | 1ef782b2f49fc60072521fafc6200f2620c6025d | |
| parent | 84b02b209ff432d02d6ea5cab01627421a889c13 (diff) | |
ath9k_htc: check for underflow in ath9k_htc_rx_msg()
commit 3a318426e09a9c9266fe6440842e11238f640a20 upstream.
We check for overflow here, but we don't check for underflow so it
causes a static checker warning.
Fixes: fb9987d0f748 ('ath9k_htc: Support for AR9271 chipset.')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Signed-off-by: Luis Henriques <luis.henriques@canonical.com>
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/htc_hst.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/wireless/ath/ath9k/htc_hst.c b/drivers/net/wireless/ath/ath9k/htc_hst.c index a0ff5b637054..93a86e24ff30 100644 --- a/drivers/net/wireless/ath/ath9k/htc_hst.c +++ b/drivers/net/wireless/ath/ath9k/htc_hst.c @@ -415,7 +415,7 @@ void ath9k_htc_rx_msg(struct htc_target *htc_handle, return; } - if (epid >= ENDPOINT_MAX) { + if (epid < 0 || epid >= ENDPOINT_MAX) { if (pipe_id != USB_REG_IN_PIPE) dev_kfree_skb_any(skb); else |