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ath10k: plug possible memory leak in WMI
author
Michal Kazior
<michal.kazior@tieto.com>
Tue, 13 Aug 2013 05:59:38 +0000
(07:59 +0200)
committer
Kalle Valo
<kvalo@qca.qualcomm.com>
Wed, 14 Aug 2013 15:01:28 +0000
(18:01 +0300)
There was a possible memory leak when WMI command
queue reached it's limit. Command buffers were not
freed.
Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
drivers/net/wireless/ath/ath10k/wmi.c
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diff --git
a/drivers/net/wireless/ath/ath10k/wmi.c
b/drivers/net/wireless/ath/ath10k/wmi.c
index
55f90c7
..
775fedf
100644
(file)
--- a/
drivers/net/wireless/ath/ath10k/wmi.c
+++ b/
drivers/net/wireless/ath/ath10k/wmi.c
@@
-110,6
+110,7
@@
static int ath10k_wmi_cmd_send(struct ath10k *ar, struct sk_buff *skb,
if (atomic_add_return(1, &ar->wmi.pending_tx_count) >
WMI_MAX_PENDING_TX_COUNT) {
/* avoid using up memory when FW hangs */
+ dev_kfree_skb(skb);
atomic_dec(&ar->wmi.pending_tx_count);
return -EBUSY;
}