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Commit b8c5f7e6 authored by Ravinder Konka's avatar Ravinder Konka Committed by Gerrit - the friendly Code Review server
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msm: ipa: check for carrier state before queue wakeup 



When USB is disconnected in the middle of data transfer
there is a possibility that tx queue will be waken up
as part of rndis_ipa_tx_complete_notify. Make change
to check for carrier state before waking up the queue.

Change-Id: Iecad09534c39871ca3d6bc75009772ae0c5b037d
Acked-by: default avatarChaitanya Pratapa <cpratapa@qti.qualcomm.com>
Signed-off-by: default avatarRavinder Konka <rkonka@codeaurora.org>
parent 2344e053

drivers/net/ethernet/msm/ecm_ipa.c

+1 −0
Original line number Diff line number Diff line
@@ -1235,6 +1235,7 @@ static void ecm_ipa_tx_complete_notify(void *priv, 


	atomic_dec(&ecm_ipa_ctx->outstanding_pkts);

	if (netif_queue_stopped(ecm_ipa_ctx->net) &&

		netif_carrier_ok(ecm_ipa_ctx->net) &&

		atomic_read(&ecm_ipa_ctx->outstanding_pkts) <

					(ecm_ipa_ctx->outstanding_low)) {

		ECM_IPA_DEBUG("outstanding low (%d) - waking up queue\n",

drivers/net/ethernet/msm/rndis_ipa.c

+1 −0
Original line number Diff line number Diff line
@@ -977,6 +977,7 @@ static void rndis_ipa_tx_complete_notify(void *private, 


	atomic_dec(&rndis_ipa_ctx->outstanding_pkts);

	if (netif_queue_stopped(rndis_ipa_ctx->net) &&

		netif_carrier_ok(rndis_ipa_ctx->net) &&

		atomic_read(&rndis_ipa_ctx->outstanding_pkts) <

					(rndis_ipa_ctx->outstanding_low)) {

		RNDIS_IPA_DEBUG("outstanding low boundary reached (%d)n",