Merge remote-tracking branch 'coresight/next'

diff --git a/drivers/hwtracing/coresight/coresight-stm.c b/drivers/hwtracing/coresight/coresight-stm.c
index 49e0f1b925a5a656e228e9cb58c74c74997eb907..d397849c2c6ad0f7d79c878b48dcd67fc5af742c 100644 (file)
--- a/drivers/hwtracing/coresight/coresight-stm.c
+++ b/drivers/hwtracing/coresight/coresight-stm.c
@@ -419,10 +419,10 @@ static ssize_t stm_generic_packet(struct stm_data *stm_data,
                                                   struct stm_drvdata, stm);
 
        if (!(drvdata && local_read(&drvdata->mode)))
-               return 0;
+               return -EACCES;
 
        if (channel >= drvdata->numsp)
-               return 0;
+               return -EINVAL;
 
        ch_addr = (unsigned long)stm_channel_addr(drvdata, channel);