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ath9k_htc: Fix HTC layer memleak

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Messages that are generated by the HTC layer
don't have any TX callback endpoints assigned to them.
Consequently, the allocated SKBs are never freed.

Fix this issue by handling this case in the HTC layer
itself.

Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Sujith 2010-04-06 15:28:19 +05:30 committed by John W. Linville
parent 6f0f2669f5
commit f984d94c50
1 changed files with 7 additions and 0 deletions
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7
drivers/net/wireless/ath/ath9k/htc_hst.c
View File

@ -326,11 +326,13 @@ void ath9k_htc_txcompletion_cb(struct htc_target *htc_handle,
if (htc_handle->htc_flags & HTC_OP_CONFIG_PIPE_CREDITS) {
complete(&htc_handle->cmd_wait);
htc_handle->htc_flags &= ~HTC_OP_CONFIG_PIPE_CREDITS;
goto ret;
}
if (htc_handle->htc_flags & HTC_OP_START_WAIT) {
complete(&htc_handle->cmd_wait);
htc_handle->htc_flags &= ~HTC_OP_START_WAIT;
goto ret;
}
if (skb) {
@ -343,6 +345,11 @@ void ath9k_htc_txcompletion_cb(struct htc_target *htc_handle,
htc_hdr->endpoint_id, txok);
}
}
return;
ret:
/* HTC-generated packets are freed here. */
dev_kfree_skb_any(skb);
}
/*