Commit 9d40f7f9 authored Nov 17, 2017 by Jingtao Chen Committed by Gerrit - the friendly Code Review server Nov 19, 2017

msm: ba: avoid system crash in msm_ba_open()



If it failed to get ba device, return NULL in msm_ba_open() to
avoid system crash on some specific board without adv7481 chip.

Change-Id: I5a3af414a683d852027b84b9ba0d64e2ee450e61
Signed-off-by: Jingtao Chen <jingtaoc@codeaurora.org>

parent d33ed6b2

drivers/video/msm/ba/msm_ba.c

+5 −0

Original line number	Diff line number	Diff line
		@@ -830,6 +830,11 @@ void msm_ba_open(const struct msm_ba_ext_ops ext_ops)

		dev_ctxt = get_ba_dev();

		if (!dev_ctxt) {
		dprintk(BA_ERR, "Failed to get ba dev");
		return NULL;
		}

		inst = kzalloc(sizeof(*inst), GFP_KERNEL);

		if (!inst) {