In case of missing CPU phandle, the affinity is set default to CPU0 which is not a correct assumption and leads to crashes in few cases. Fix this by returning -ENODEV in coresight platform and abort the probe in coresight etm and cpu-debug drivers.
Sai Prakash Ranjan (2): coresight: Set affinity to invalid for missing CPU phandle coresight: Abort probe for missing CPU phandle drivers/hwtracing/coresight/coresight-cpu-debug.c | 3 +++ drivers/hwtracing/coresight/coresight-etm3x.c | 3 +++ drivers/hwtracing/coresight/coresight-etm4x.c | 3 +++ drivers/hwtracing/coresight/coresight-platform.c | 10 ++++++---- 4 files changed, 15 insertions(+), 4 deletions(-) -- QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum, hosted by The Linux Foundation
