aboutsummaryrefslogtreecommitdiff
path: root/drivers/rpmsg/qcom_glink_native.c
diff options
context:
space:
mode:
authorBjorn Andersson <bjorn.andersson@linaro.org>2019-10-04 15:27:02 -0700
committerBjorn Andersson <bjorn.andersson@linaro.org>2019-10-17 06:23:20 -0700
commit278bcb7300f61785dba63840bd2a8cf79f14554c (patch)
treeed789f74048dc5f02ce52fa089161a0e63839f61 /drivers/rpmsg/qcom_glink_native.c
parentc3dadc19b7564c732598b30d637c6f275c3b77b6 (diff)
downloadlinux-278bcb7300f61785dba63840bd2a8cf79f14554c.tar.gz
rpmsg: glink: Free pending deferred work on remove
By just cancelling the deferred rx worker during GLINK instance teardown any pending deferred commands are leaked, so free them. Fixes: b4f8e52b89f6 ("rpmsg: Introduce Qualcomm RPM glink driver") Cc: stable@vger.kernel.org Acked-by: Chris Lew <clew@codeaurora.org> Tested-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Diffstat (limited to 'drivers/rpmsg/qcom_glink_native.c')
-rw-r--r--drivers/rpmsg/qcom_glink_native.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/drivers/rpmsg/qcom_glink_native.c b/drivers/rpmsg/qcom_glink_native.c
index 38599ff2b0a2..1995f5b3ea67 100644
--- a/drivers/rpmsg/qcom_glink_native.c
+++ b/drivers/rpmsg/qcom_glink_native.c
@@ -1562,6 +1562,18 @@ static void qcom_glink_work(struct work_struct *work)
}
}
+static void qcom_glink_cancel_rx_work(struct qcom_glink *glink)
+{
+ struct glink_defer_cmd *dcmd;
+ struct glink_defer_cmd *tmp;
+
+ /* cancel any pending deferred rx_work */
+ cancel_work_sync(&glink->rx_work);
+
+ list_for_each_entry_safe(dcmd, tmp, &glink->rx_queue, node)
+ kfree(dcmd);
+}
+
struct qcom_glink *qcom_glink_native_probe(struct device *dev,
unsigned long features,
struct qcom_glink_pipe *rx,
@@ -1639,7 +1651,7 @@ void qcom_glink_native_remove(struct qcom_glink *glink)
int ret;
disable_irq(glink->irq);
- cancel_work_sync(&glink->rx_work);
+ qcom_glink_cancel_rx_work(glink);
ret = device_for_each_child(glink->dev, NULL, qcom_glink_remove_device);
if (ret)