Commit 6aa80572 authored Mar 13, 2020 by Narender Ankam Committed by Gerrit - the friendly Code Review server Mar 17, 2020

drivers/misc: check if mute_sink is a valid function pointer



Validate mute_sink function pointer before calling it.

Change-Id: I5dbe579e1e54ff1117482fca13f3984e0e7ee8b4
Signed-off-by: Narender Ankam <nankam@codeaurora.org>

parent 24f96f1d

drivers/misc/hdcp.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -2085,6 +2085,7 @@ static void hdcp_lib_clean(struct hdcp_lib_handle *handle)
		handle->authenticated = false;

		/* AV mute the sink first to avoid artifacts */
		if (handle->client_ops->mute_sink)
		handle->client_ops->mute_sink(handle->client_ctx);

		hdcp_lib_txmtr_deinit(handle);