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msm: mhi: Release inbuf_list memory in channel disconnect

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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: Subramanian Ananthanarayanan <skananth@codeaurora.org>
Signed-off-by: Gauri Joshi <gaurjosh@codeaurora.org>
This commit is contained in:
Gauri Joshi 2020-12-28 10:31:37 +05:30
commit 9a551ddff3
1 changed files with 7 additions and 1 deletions
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8
drivers/platform/msm/mhi_dev/mhi_uci.c
View file

@ -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;
}
}
}