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Commit 9a551ddf authored by Gauri Joshi's avatar Gauri Joshi
Browse files

msm: mhi: Release inbuf_list memory in channel disconnect 



Driver allocates in_buf_list.addr during open_client_mhi_channels,
which is called for every CONNECT event for AT_CTRL channels.
in_buf_list.addr is not released during DISCONNECT event.

Adding a fix to release this memory during a channel DISCONNECT
event.

Change-Id: Idd7cac731137934d820e6a8a07335982575a913b
Signed-off-by: default avatarSubramanian Ananthanarayanan <skananth@codeaurora.org>
Signed-off-by: default avatarGauri Joshi <gaurjosh@codeaurora.org>
parent b3f6abcc

drivers/platform/msm/mhi_dev/mhi_uci.c

+7 −1
Original line number Diff line number Diff line
@@ -1941,7 +1941,7 @@ static void mhi_uci_at_ctrl_tre_cb(struct mhi_dev_client_cb_reason *reason) 
static void mhi_uci_at_ctrl_client_cb(struct mhi_dev_client_cb_data *cb_data)

{

	struct uci_client *client = cb_data->user_data;

	int rc;

	int rc, i;

	struct mhi_req *ureq;



	uci_log(UCI_DBG_VERBOSE, " Rcvd MHI cb for channel %d, state %d\n",
@@ -1980,6 +1980,12 @@ static void mhi_uci_at_ctrl_client_cb(struct mhi_dev_client_cb_data *cb_data) 
			/* Add to in-use list */

			list_add_tail(&ureq->list, &client->req_list);

		}



		for (i = 0; i < (client->in_chan_attr->nr_trbs); i++) {

			kfree(client->in_buf_list[i].addr);

			client->in_buf_list[i].addr = NULL;

			client->in_buf_list[i].buf_size = 0;

		}

	}

}