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authorSara Sharon <sara.sharon@intel.com>2016-08-03 11:08:00 (GMT)
committerLuca Coelho <luciano.coelho@intel.com>2016-09-19 06:09:19 (GMT)
commit5a710b8606cc3ec12f60a400248a051743ee35d1 (patch)
tree804fd9bfb4adc7b5953181b296b20c3eccb35f35 /drivers
parent8352e62ac2c4ebbfe95c95561f9f16d0ff06f375 (diff)
downloadlinux-5a710b8606cc3ec12f60a400248a051743ee35d1.tar.xz
iwlwifi: mvm: cleanup skb queue functions use
Use skb_queue_empty() and not skb_peek_tail() to check for empty list. Avoid a redundant check as well - loop will take care of it. Signed-off-by: Sara Sharon <sara.sharon@intel.com> Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c
index d6d9ec4..b386628 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/rxmq.c
@@ -418,10 +418,11 @@ static void iwl_mvm_release_frames(struct iwl_mvm *mvm,
ssn = ieee80211_sn_inc(ssn);
- /* holes are valid since nssn indicates frames were received. */
- if (skb_queue_empty(skb_list) || !skb_peek_tail(skb_list))
- continue;
- /* Empty the list. Will have more than one frame for A-MSDU */
+ /*
+ * Empty the list. Will have more than one frame for A-MSDU.
+ * Empty list is valid as well since nssn indicates frames were
+ * received.
+ */
while ((skb = __skb_dequeue(skb_list))) {
iwl_mvm_pass_packet_to_mac80211(mvm, napi, skb,
reorder_buf->queue,
@@ -434,7 +435,7 @@ static void iwl_mvm_release_frames(struct iwl_mvm *mvm,
if (reorder_buf->num_stored && !reorder_buf->removed) {
u16 index = reorder_buf->head_sn % reorder_buf->buf_size;
- while (!skb_peek_tail(&reorder_buf->entries[index]))
+ while (skb_queue_empty(&reorder_buf->entries[index]))
index = (index + 1) % reorder_buf->buf_size;
/* modify timer to match next frame's expiration time */
mod_timer(&reorder_buf->reorder_timer,
@@ -462,7 +463,7 @@ void iwl_mvm_reorder_timer_expired(unsigned long data)
for (i = 0; i < buf->buf_size ; i++) {
index = (buf->head_sn + i) % buf->buf_size;
- if (!skb_peek_tail(&buf->entries[index]))
+ if (skb_queue_empty(&buf->entries[index]))
continue;
if (!time_after(jiffies, buf->reorder_time[index] +
RX_REORDER_BUF_TIMEOUT_MQ))