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qdss_bridge: Add status check in usb_notifier

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Add status check in usb_notifier to avoid the exceptions.

Change-Id: I6f9f2fc66c0b26329153783dde2969ef60edc20a
Signed-off-by: Mao Jinlong <jinlmao@codeaurora.org>
This commit is contained in:
Mao Jinlong 2020-05-08 10:44:44 +08:00
parent 28438a20f4
commit 1c5afa6f55
1 changed files with 5 additions and 1 deletions
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6
drivers/soc/qcom/qdss_bridge.c
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@ -449,8 +449,12 @@ static void usb_notifier(void *priv, unsigned int event,
{
struct qdss_bridge_drvdata *drvdata = priv;
if (!drvdata)
if (!drvdata || drvdata->mode != MHI_TRANSFER_TYPE_USB
|| drvdata->opened == DISABLE) {
pr_err_ratelimited("%s can't be called in invalid status.\n",
__func__);
return;
}
switch (event) {
case USB_QDSS_CONNECT: