perf tools: Modify error code for when perf_session__new() fails
Because perf_session__new() can fail for more reasons than just ENOMEM, modify error code(ENOMEM or EINVAL) to -1. Signed-off-by:Taeung Song <treeze.taeung@gmail.com> Acked-by:
Jiri Olsa <jolsa@kernel.org> Acked-by:
Namhyung Kim <namhyung@kernel.org> Cc: Jiri Olsa <jolsa@redhat.com> Cc: Namhyung Kim <namhyung@kernel.org> Link: http://lkml.kernel.org/r/1411522417-9917-1-git-send-email-treeze.taeung@gmail.com Signed-off-by:
Arnaldo Carvalho de Melo <acme@redhat.com>
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