Commit df7ae49a authored Nov 02, 2016 by Amey Telawane

coresight: fix spinlock corruption issue



Spinlock corruption is observed on secure fuse
enabled devices due to invalid data present in
etmdrvdata array. Initialise the array
to fix the issue.

Change-Id: Ib16e3c3f6dc7d194af4eeca6f58c78483af71482
CRs-fixed: 1084892
Signed-off-by: Amey Telawane <ameyt@codeaurora.org>

parent ef3068bf

drivers/coresight/coresight-etmv4.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -3702,8 +3702,10 @@ err1:
		unregister_hotcpu_notifier(&etm_cpu_notifier);
		unregister_hotcpu_notifier(&etm_cpu_dying_notifier);
		}
		etmdrvdata[cpu] = NULL;
		err0:
		wakeup_source_trash(&drvdata->ws);
		platform_set_drvdata(pdev, NULL);
		return ret;
		}